Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
van nhan » van phan, van thanh, danh nhan
nhan luc » nang luc
van hanh » van thanh, ban hanh, van anh
te sach » toc sach
nang xa » nang x, lang xa, nang ma
va hanh » va thanh, va danh, ban hanh
lai cuu » lai cua, lai chau, lai cuoc
cuu tre » cua tre, cau tren, cau treo
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: te sach v nang xa hoi. hieu van nhan luc ((va hanh) or (van hanh)) lai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach v nang xa hoi. hieu van nhan luc ((va hanh) OR (van hanh)) lai cuu tre.
• Adding a wildcard symbol may retrieve word variants: te sach v nang xa hoi. hieu van nhan luc ((va hanh) or (van hanh)) lai cuu tre*.