Perhaps you should try some spelling variations:
kho tang » cao tang
hieu van » hieu va, thien van, lieu va
nam thuc » nam thuoc, am thuc, nam thu
sac kho » suc khoe, cac khoi, dac khoa
tang xa » trang xa, tang ma, lang xa
va hanh » van hanh, va thanh, va danh
te sac » te sach, te cac, te san
cam tu » cam thu, nam tu, dam tu
ve ve » va ve, ke ve, ve ke

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sac kho tang xa hoi. hieu van ((nam thuc) or (cam tu)) va hanh ((ve ve) or (de ve)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac kho tang xa hoi. hieu van ((nam thuc) OR (cam tu)) va hanh ((ve ve) OR (de ve)) triet.
• Adding a wildcard symbol may retrieve word variants: te sac kho tang xa hoi. hieu van ((nam thuc) or (cam tu)) va hanh ((ve ve) or (de ve)) triet*.