知行不一 the separation of action from knowledge

行不通 Does not work ; It didn't work out ; won't work

步行不能 [医] abasia

平行不整合 para-unconformity ; disconformity ; parallel unconformity

女人行不行 Women in Trouble

品行不良 No Manners

并行不悖 not be mutually exclusive ; can go hand in hand ; not mutually exclusive

言行不一 inconsistency ; Words and deeds

飞行不正常 abnormal flight