Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thue lang » thu hang, thu bang, que lang
thanh le » thinh le, thanh ve, thanh de
phu lang » phap lang, phu khang, phu luong
tu sach » thu sach, su sach, tu cach
tuc ban » thuc ban, truc ban, tu ban
cam tuc » cam xuc, cam tu, nam thuc
hieu va » lieu va, hieu qua
te sach » toc sach
va cam » va cham, va cac, va cao
le cua » ly cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sach) or (te sach)) ((thue lang) OR (phu lang)) xa hoi. hieu va cam tuc ban thanh le cua vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (te sach)) ((thue lang) OR (phu lang)) xa hoi. hieu va cam tuc ban thanh le cua vat.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (te sach)) ((thue lang) OR (phu lang)) xa hoi. hieu va cam tuc ban thanh le cua vat".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (te sach)) ((thue lang) OR (phu lang)) xa hoi. hieu va cam tuc ban thanh le cua vat*.