Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
vuc nang » cuc nang, chuc nang, van nang
cham duc » pham duc, cham soc, pham duy
vu nang » va nang, vu dang, v nang
va cham » va chat, va tham
va hanh » van hanh, va thanh, va danh
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: thuat sach ((vu nang) OR (vuc nang)) xa hoi. lieu va cham duc va hanh vi cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat sach ((vu nang) OR (vuc nang)) xa hoi. lieu va cham duc va hanh vi cua tre".
• Adding a wildcard symbol may retrieve word variants: thuat sach ((vu nang) OR (vuc nang)) xa hoi. lieu va cham duc va hanh vi cua tre*.