I am looking for advice on ways I can improve this build, it is mostly a fun build I want to try, but I want to be able to survive with it as well.

Code:
Character Plan by DDO Character Planner Version 3.14
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Level 20 True Neutral Human Male
(2 Fighter \ 12 Rogue \ 6 Bard) 
Hit Points: 270
Spell Points: 210 
BAB: 15\15\20\25\25
Fortitude: 12
Reflex: 16
Will: 8

                  Starting          Feat/Enhancement
Abilities        Base Stats          Modified Stats
(28 Point)       (Level 1)             (Level 20)
Strength             14                    20
Dexterity            15                    17
Constitution         14                    16
Intelligence         12                    12
Wisdom                8                     8
Charisma             12                    12

Tomes Used
+2 Tome of Dexterity used at level 14

                  Starting          Feat/Enhancement
                 Base Skills         Modified Skills
Skills           (Level 1)            (Level 20)
Balance               6                    26
Bluff                 1                     1
Concentration         2                     3
Diplomacy             4                    17
Disable Device        5                    34
Haggle                1                     3
Heal                 -1                    -1
Hide                  6                    13
Intimidate            1                     1
Jump                  6                    11
Listen               -1                    -1
Move Silently         6                    13
Open Lock             6                    35
Perform               n/a                   4
Repair                1                     5
Search                5                    32
Spot                  3                    28
Swim                  2                     5
Tumble                3                     4
Use Magic Device      5                    24

Level 1 (Rogue)
Feat: (Selected) Nimble Fingers
Feat: (Human Bonus) Toughness


Level 2 (Rogue)
Enhancement: Rogue Skill Boost I
Enhancement: Rogue Disable Device I
Enhancement: Rogue Open Lock I
Enhancement: Rogue Search I
Enhancement: Rogue Improved Trap Sense I


Level 3 (Fighter)
Feat: (Fighter Bonus) Exotic Weapon Proficiency: Khopesh
Feat: (Selected) Two Weapon Fighting
Enhancement: Fighter Toughness I


Level 4 (Fighter)
Feat: (Fighter Bonus) Weapon Focus: Slashing Weapons
Enhancement: Rogue Fire Trap Lore I
Enhancement: Racial Toughness I
Enhancement: Rogue Sneak Attack Accuracy I
Enhancement: Rogue Sneak Attack Training I
Enhancement: Fighter Strength I


Level 5 (Bard)
Spell (1): Focusing Chant
Enhancement: Bard Inspired Bravery I
Enhancement: Human Adaptability Strength I
Enhancement: Human Improved Recovery I
Enhancement: Bard Energy of the Music I


Level 6 (Bard)
Feat: (Selected) Power Attack
Spell (1): Expeditious Retreat


Level 7 (Rogue)


Level 8 (Rogue)


Level 9 (Bard)
Feat: (Selected) Oversized Two Weapon Fighting
Spell (1): Remove Fear


Level 10 (Rogue)


Level 11 (Rogue)
Enhancement: Rogue Damage Boost I
Enhancement: Rogue Haste Boost I
Enhancement: Rogue Skill Boost II
Enhancement: Bard Extra Song I
Enhancement: Bard Inspired Attack I
Enhancement: Bard Inspired Damage I
Enhancement: Bard Lingering Song I
Enhancement: Fighter Critical Accuracy I
Enhancement: Rogue Subtle Backstabbing I
Enhancement: Racial Toughness II
Enhancement: Rogue Mechanic I
Enhancement: Rogue Disable Device II
Enhancement: Rogue Open Lock II
Enhancement: Rogue Improved Trap Sense II


Level 12 (Bard)
Feat: (Selected) Improved Critical: Slashing Weapons
Spell (2): Heroism
Spell (2): Blur


Level 13 (Bard)
Spell (1): Cure Light Wounds
Spell (2): Cure Moderate Wounds


Level 14 (Bard)
Enhancement: Bard Inspired Bravery II
Enhancement: Bard Lingering Song II
Enhancement: Bard Warchanter I
Enhancement: Human Greater Adaptability Constitution I


Level 15 (Rogue)
Feat: (Selected) Improved Two Weapon Fighting


Level 16 (Rogue)


Level 17 (Rogue)


Level 18 (Rogue)
Feat: (Selected) Greater Two Weapon Fighting
Feat: (Rogue Bonus) Improved Evasion


Level 19 (Rogue)


Level 20 (Rogue)
Enhancement: Racial Toughness III
Enhancement: Rogue Mechanic II
Enhancement: Rogue Disable Device III
Enhancement: Rogue Disable Device IV
Enhancement: Rogue Open Lock III
Enhancement: Rogue Search II
Enhancement: Rogue Search III
Enhancement: Rogue Search IV
Enhancement: Rogue Spot I
Enhancement: Rogue Spot II