Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
nang cau » nang cao, hang cau, nang dau
van manh » van minh, van anh, van hanh
thai cua » than cua, tai cuc, tri cua
sach ky » sac ky, sach y, sach ty
xuc van » duc van, luc van, vuc van
hai cua » dai cua, hoi cua, lai cua

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 ky nang cau hoi. ((hieu qua) or (lieu va)) cam xuc van manh ((hai cua) OR (thai cua)) tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ky nang cau hoi. ((hieu qua) OR (lieu va)) cam xuc van manh ((hai cua) OR (thai cua)) tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ky nang cau hoi. ((hieu qua) or (lieu va)) cam xuc van manh ((hai cua) OR (thai cua)) tu".
• Adding a wildcard symbol may retrieve word variants: thu sach ky nang cau hoi. ((hieu qua) or (lieu va)) cam xuc van manh ((hai cua) OR (thai cua)) tu*.