Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
cau phuc » cau truc, chau phu, huu phuc
te sach » toc sach
hanh de » hanh ve, hanh kem
cau luc » cau truc
hieu va » lieu va, hieu qua
cuu tre » cua tre, cau tren, cau treo
nang ma » tang ma, sang ma, nang cao
nang xa » nang x, lang xa, mang xa
sach v » sach va, sach y, sach 2
de cuu » de cua

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 v ((nang xa) or (nang ma)) hoi. hieu va ((cau luc) or (cau phuc)) van hanh de cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach v ((nang xa) OR (nang ma)) hoi. hieu va ((cau luc) OR (cau phuc)) van hanh de cuu tre.
• Adding a wildcard symbol may retrieve word variants: te sach v ((nang xa) or (nang ma)) hoi. hieu va ((cau luc) or (cau phuc)) van hanh de cuu tre*.