Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
sach ky » sac ky, sach y, sach ty
qua cac » cua cac
cac xuc » cam xuc, cac nuoc, chat xuc
va danh » va dinh, va dan, va hanh
cho cuu » cho chu, cho cu, ho cuu
cho cua » co cua, chi cua, cho ca
co hoi » co hoc
xuc va » duc va, tuc va, luc va

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 ky nang ((co hoi) or (co loi)). hieu qua cac xuc va danh ((cho cuu) or (cho cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sach ky nang ((co hoi) OR (co loi)). hieu qua cac xuc va danh ((cho cuu) OR (cho cua)) tre.
• Adding a wildcard symbol may retrieve word variants: thuat sach ky nang ((co hoi) or (co loi)). hieu qua cac xuc va danh ((cho cuu) or (cho cua)) tre*.