Perhaps you should try some spelling variations:
hieu van » thien van, lieu va, hieu ve
van hanh » van thanh, ban hanh, van anh
hanh vai » hanh vi, hanh va, hanh tai
te sach » toc sach
lang xa » lang ha, dang xay, lang van
hieu va » lieu va, hieu qua
cam tuc » cam xuc, cam tu, nam thuc
tuc van » thuc van, truc van, tuc va
y lang » o lang, _ lang, tay lang

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: te sach y lang xa hoi. ((hieu van) OR (hieu va)) cam tuc van hanh vai ((cua su) OR (qua su))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y lang xa hoi. ((hieu van) OR (hieu va)) cam tuc van hanh vai ((cua su) or (qua su))~".
• Adding a wildcard symbol may retrieve word variants: te sach y lang xa hoi. ((hieu van) OR (hieu va)) cam tuc van hanh vai ((cua su) or (qua su))*.