Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
thien van » thi van
hieu van » hieu va, lieu va, hieu ve
cac chuc » cac chu, cac chung, cach thuc
chuc van » chu van, chuc va, thuc van
van hanh » van thanh, ban hanh, van anh
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
hanh di » hanh vi, hanh de, hang di
di cau » da cau, diem cau

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

• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sach ky nang xa hoi. ((hieu van) OR (thien van)) cac chuc van hanh di cau tao~.
• Adding a wildcard symbol may retrieve word variants: thuat sach ky nang xa hoi. ((hieu van) or (thien van)) cac chuc van hanh di cau tao*.