Perhaps you should try some spelling variations:
thien van » thi van
lam duoc » nam duoc, luat duoc, lam thuoc
chua tre » chua tri, cua tre, chua trieu
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty lang » tay lang, ty xang, ty hang
lang xa » lang ha, dang xay, lang van
van lam » van nam
va hang » van hang, va nang, va lang
ca chua » ca cua, sua chua

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 xa hoi. thien van lam duoc ((va hang) or (van dong)) ca chua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty lang xa hoi. thien van lam duoc ((va hang) OR (van dong)) ca chua tre.
• Adding a wildcard symbol may retrieve word variants: te sach ty lang xa hoi. thien van lam duoc ((va hang) or (van dong)) ca chua tre*.