Perhaps you should try some spelling variations:
tang tao » sang tao, tang tai, nang tao
te sach » toc sach
va danh » va dinh, va dan, va hanh
cam tuc » cam xuc, cam tu, nam thuc
vai cua » dai cua, hai cua, lai cua
sach ky » sac ky, sach y, sach ty
hieu ve » hieu va, hieu van
tao hoi » tao khoi, tao boi, tay hoi
ky tang » ky nang, ky dang, kho tang
tuc va » thuc va, truc va, tuc xa
vi cua » di cua

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 ky tang tao hoi. ((hieu ve) or (hieu qua)) cam tuc va danh ((vi cua) or (vai cua)) vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky tang tao hoi. ((hieu ve) OR (hieu qua)) cam tuc va danh ((vi cua) OR (vai cua)) vat.
• Adding a wildcard symbol may retrieve word variants: te sach ky tang tao hoi. ((hieu ve) or (hieu qua)) cam tuc va danh ((vi cua) or (vai cua)) vat*.