Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
ban hang » ngan hang
hang tai » hang va, dung tai
nang xa » nang x, lang xa, nang ma
tu cham » toc cham, thi cham
tuc ban » thuc ban, truc ban, tu ban
tai cua » thai cua, tai cuc, tri cua
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang

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 y nang xa hoi. hieu ((tu cham) or (cao chat)) tuc ban hang tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sach y nang xa hoi. hieu ((tu cham) OR (cao chat)) tuc ban hang tai cua tre.
• Adding a wildcard symbol may retrieve word variants: thuat sach y nang xa hoi. hieu ((tu cham) or (cao chat)) tuc ban hang tai cua tre*.