Perhaps you should try some spelling variations:
cau phuc » cau truc, chau phu, huu phuc
te sach » toc sach
sach ky » sac ky, sach y, sach ty
cua tre » cuu tre, cua triet, dua tren
va danh » va dinh, va dan, dia danh
va hanh » van hanh, va thanh, ban hanh
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
va cau » van cau, va cac, va dau
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky nang xa hoi. hieu va cau phuc ((va hanh) or (va danh)) de ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang xa hoi. hieu va cau phuc ((va hanh) OR (va danh)) de ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: te sach ky nang xa hoi. hieu va cau phuc ((va hanh) or (va danh)) de ((cua tre) or (cua te))*.