Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
cua viet » ca viet, hoa viet, cua vat
ky lang » ky dang, ky tang, tay lang
hieu va » lieu va, hieu qua
cau xuc » cam xuc, cau luc, cau truc
va hanh » van hanh, va thanh, va danh
hanh de » hanh ve, hanh kem
va cau » van cau, va cac, va dau
xuc va » duc va, tuc va, luc va
de cua » le cua, te cua, dieu cua

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ((ky lang) OR (ky nang)) xa hoi. hieu va cau xuc va hanh de cua viet~.
• Adding a wildcard symbol may retrieve word variants: thu sach ((ky lang) or (ky nang)) xa hoi. hieu va cau xuc va hanh de cua viet*.