Perhaps you should try some spelling variations:
tai lang » tai cong, thi lan, tai san
te sach » toc sach
ty lang » tay lang, ty xang, ty hang
hieu va » lieu va, hieu qua
cac tac » cac toc, cac bac, cac dac
dan bat » danh bat, dan dat, dan ba
bat cua » ban cua, mat cua, bai cua
cua tre » cua te, cuu tre, cua triet
tac va » tac da, tac xa, tuc va
va dan » ca dan, va dao, va dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ((ty lang) or (tai lang)) xa hoi. hieu va cac tac va dan bat cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((ty lang) OR (tai lang)) xa hoi. hieu va cac tac va dan bat cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach ((ty lang) or (tai lang)) xa hoi. hieu va cac tac va dan bat cua tre*.