Perhaps you should try some spelling variations:
thuat san » thuat toan, thuat song, thuat lanh
hieu thi » sieu thi, hieu chi, hiep thi
thi cham » thi hai, toc cham, thi ha
ban hanh » ban hang
van hanh » van thanh, van anh, van ban
cham xuc » cam xuc, chat xuc, cham soc
tu sach » thu sach, su sach, te sach
tang xa » trang xa, tang ma, lang xa
ky tang » ky nang, ky dang, kho tang
cua tre » cua te, cuu tre, cua triet
vi cua » vai 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: ((tu sach) or (thuat san)) ky tang xa hoi. hieu thi cham xuc ((van hanh) or (ban hanh)) vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thuat san)) ky tang xa hoi. hieu thi cham xuc ((van hanh) OR (ban hanh)) vi cua tre.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (thuat san)) ky tang xa hoi. hieu thi cham xuc ((van hanh) or (ban hanh)) vi cua tre*.