Perhaps you should try some spelling variations:
chua tre » chua tri, cua tre, chua trieu
hieu va » lieu va, hieu qua
ky tang » ky nang, kho tang, ky trong
vi chua » va chua, vi khuan, chi chua
ky dang » ky nang, ky danh
va hanh » van hanh, va thanh, va danh
cam tuc » cam xuc, cam tu, nam thuc
tuc va » thuc va, truc va, tuc xa
te sai » te tai, te bai, te lai
va cam » va cham, va cac, va cao
ma hoi » mai hoi, ma hoa, me hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sai ((ky tang) OR (ky dang)) ((ma hoi) or (xa hoi)). hieu va cam tuc va hanh vi chua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sai ((ky tang) OR (ky dang)) ((ma hoi) OR (xa hoi)). hieu va cam tuc va hanh vi chua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sai ((ky tang) OR (ky dang)) ((ma hoi) or (xa hoi)). hieu va cam tuc va hanh vi chua tre*".