Any good WindBreaker builds?

Nee help planning my CPQ build.

 30 ~ 50

Level 31 : 3 Bow mastery (3)
Level 32 : 3 Bow mastery (6)
Level 33 : 3 Bow mastery (9)
Level 34 : 3 Bow mastery (12)
Level 35 : 3 Bow mastery (15)
Level 36 : 3 Bow mastery (18)
Level 37 : 1 Bow mastery (19) , 2 Storm breath (3)
Level 38 : 3 Storm breath (6)
Level 39 : 3 Storm breath (9)
Level 40 : 3 Storm breath (12)
Level 41 : 3 Storm breath (15)
Level 42 : 3 Storm breath (18)
Level 43 : 2 Storm breath (20) , 1 Bow booster (1)
Level 44 : 3 Bow booster (4)
Level 45 : 1 Bow booster (5) , 2 Wind walk (2)
Level 46 : 3 Wind walk (5)
Level 47 : 3 Wind walk (8)
Level 48 : 2 Wind walk (10)
Level 49 :
Level 50 :

so for the last few levels.. booster or soul arrow ?