Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
cau phuc » cau truc, chau phu, huu phuc
cua tre » cuu tre, cua triet, dua tren
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
cam luc » cam xuc, cau luc
hanh le » thanh le, hanh ve, hanh de
va hanh » van hanh, va thanh, va danh
cua te » cua tu
sach v » sach va, sach y, sach 2
v nang » va nang, vu nang, van nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc sach v nang xa hoi. hieu va ((cam luc) or (cau phuc)) va hanh le ((cua tre) OR (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach v nang xa hoi. hieu va ((cam luc) OR (cau phuc)) va hanh le ((cua tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc sach v nang xa hoi. hieu va ((cam luc) or (cau phuc)) va hanh le ((cua tre) OR (cua te))".
• Adding a wildcard symbol may retrieve word variants: toc sach v nang xa hoi. hieu va ((cam luc) or (cau phuc)) va hanh le ((cua tre) OR (cua te))*.