Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
va thanh » gia thanh, ban thanh, va tinh
va triet » va thiet, va trien, ve triet
ky tang » ky nang, ky dang, kho tang
hieu va » lieu va, hieu qua
cao hoc » co hoc, cho hoc, chat hoc
pu xac » su xac
xac ky » cac ky, sac ky, bac ky
ha hoi » hoa hoi, ha noi, va hoi
va cao » va cac, va co, va dao
vai va » mai va, dai va, hai va

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: pu xac ky tang ((ha hoi) or (xa hoi)). hieu va cao hoc va thanh vai va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: pu xac ky tang ((ha hoi) OR (xa hoi)). hieu va cao hoc va thanh vai va triet.
• Adding a wildcard symbol may retrieve word variants: pu xac ky tang ((ha hoi) or (xa hoi)). hieu va cao hoc va thanh vai va triet*.