Perhaps you should try some spelling variations:
su triet » su viet, su tien, ve triet
nam truc » nam truoc, nam thuc, nam trung
hieu van » hieu va, thien van, hieu ve
hanh ve » hanh vi, hanh va, hanh kem
va hanh » van hanh, va thanh, va danh
nam tuc » nam thuc, nam tu, nam thuoc
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
sac ky » cac ky, sai ky
te sac » te sach, te cac, te san
ve su » va su

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 ky lang xa hoi. ((hieu van) or (lieu va)) ((nam tuc) or (nam truc)) va hanh ve su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky lang xa hoi. ((hieu van) OR (lieu va)) ((nam tuc) OR (nam truc)) va hanh ve su triet.
• Adding a wildcard symbol may retrieve word variants: te sac ky lang xa hoi. ((hieu van) or (lieu va)) ((nam tuc) or (nam truc)) va hanh ve su triet*.