Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
chat xuc » chat huu, cam xuc, chao xu
hanh vai » hanh vi, hanh va, hanh tai
cua tre » cuu tre, cua triet, dua tren
va hanh » van hanh, va thanh, va danh
va chat » van chat, va phat, cao chat
hieu va » lieu va, hieu qua
xuc va » duc va, tuc va, luc va
nang o » nang co, nang ho, nang ro
cua te » cua tu
o hoi » co hoi, o hoc, o hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thuat sach) or (thuat song)) ky nang o hoi. hieu va chat xuc va hanh vai ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thuat sach) OR (thuat song)) ky nang o hoi. hieu va chat xuc va hanh vai ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: ((thuat sach) or (thuat song)) ky nang o hoi. hieu va chat xuc va hanh vai ((cua tre) or (cua te))*.