Perhaps you should try some spelling variations:
hanh san » thanh san, khach san, thanh son
cuu thuc » cuu tac
hieu va » lieu va, hieu qua
tu sach » thu sach, su sach, te sach
hieu ve » hieu van
nang xa » nang x, lang xa, nang ma
y nang » ky nang, ly nang, v nang
vi va » vi van, vai va, bi va
vu va » vu van, tu va, su va

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

• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y nang xa hoi. ((hieu ve) OR (hieu va)) cuu thuc hanh san ((vi va) OR (vu va)) triet~.
• Adding a wildcard symbol may retrieve word variants: tu sach y nang xa hoi. ((hieu ve) or (hieu va)) cuu thuc hanh san ((vi va) or (vu va)) triet*.