Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
cho chu » cho thue
cho cuu » cho cu, cho cua, ho cuu
va danh » va dinh, va dan, va hanh
cac xuc » cam xuc, cac nuoc, chat xuc
qua cac » cua cac
ty nang » ky nang, ty hang, ly nang
co loi » co hoi
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: thu sach ((ty nang) or (ty xang)) co loi. hieu qua cac xuc va danh ((cho cuu) OR (cho chu)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ((ty nang) OR (ty xang)) co loi. hieu qua cac xuc va danh ((cho cuu) OR (cho chu)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ((ty nang) or (ty xang)) co loi. hieu qua cac xuc va danh ((cho cuu) OR (cho chu)) tre".
• Adding a wildcard symbol may retrieve word variants: thu sach ((ty nang) or (ty xang)) co loi. hieu qua cac xuc va danh ((cho cuu) OR (cho chu)) tre*.