Perhaps you should try some spelling variations:
ve triet » va trien, su triet
danh ke » dan ke, danh kien, doanh ket
thuc va » thuc vat, thuc dan, thuc day
ky tang » ky nang, ky dang, kho tang
tang xa » trang xa, tang ma, lang xa
hieu ve » hieu va, hieu van
te sac » te sach, te cac
te san » te ban, ke san, tu san
ve cam » ve cham, ve cac, va cam
ke ve » ke va, ke he, de ve

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((te sac) or (te san)) ky tang xa hoi. hieu ve cam ((duc va) or (thuc va)) danh ke ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sac) OR (te san)) ky tang xa hoi. hieu ve cam ((duc va) OR (thuc va)) danh ke ve triet.
• Adding a wildcard symbol may retrieve word variants: ((te sac) or (te san)) ky tang xa hoi. hieu ve cam ((duc va) or (thuc va)) danh ke ve triet*.