Perhaps you should try some spelling variations:
thien van » thi van
van thanh » ban thanh, van tuan
thanh vai » thanh hai, thanh van, thanh tai
ve triet » va trien, su triet
te sang » te bang, te hang, te san
sang ky » sang kyo, dang ky, tang ky
cao hoi » cau hoi, co hoi, cao hoc
nam luc » nang luc, nhan luc, nam thuc
luc van » luoc van, luu van, duc van
vai ve » va ve, dai ve, vai va

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sang ky nang ((cao hoi) or (co hoc)). thien van nam luc van thanh vai ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sang ky nang ((cao hoi) OR (co hoc)). thien van nam luc van thanh vai ve triet.
• Adding a wildcard symbol may retrieve word variants: te sang ky nang ((cao hoi) or (co hoc)). thien van nam luc van thanh vai ve triet*.