Perhaps you should try some spelling variations:
nuoc sach » nguoi sach, hoc sach, cuoc cach
cau phuc » cau truc, chau phu, huu phuc
van hanh » van thanh, ban hanh, van anh
sach ky » sac ky, sach y, sach ty
hieu va » lieu va, hieu qua
cau luc » cau truc
vi cua » vai cua, di cua
cua te » cua tu
x hoi » xa hoi, o hoi, x ho

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

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