không như vậy 
to not be thus, not be like that [ không ] : (1) no, not; (question tag); (2) air; (3) empty
[ như ] : like, for example, as, such as, similar
[ vậy ] : so, thus, that
Most Common Compounds Set 1:
Most Common Compounds Set 2 :
không như vậy to not be thus, not be like that