Perhaps you should try some spelling variations:
thanh trung » thanh tung
hien nhanh » thien thanh, tien thanh, dien thanh
hanh trung » hanh trang, manh trung, danh trung
nhung cong » dung cong, thong cong, hang cong
hien hanh » dieu hanh
voi nhung » gioi nhung, va nhung, thi nhung
cong tan » cong tac, cong san, cong thanh
tran cau » tran chau, toan cau, ran cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hien nhanh) or (hien hanh)) - ((hanh trung) or (thanh trung)) voi nhung cong tan tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien nhanh) OR (hien hanh)) - ((hanh trung) OR (thanh trung)) voi nhung cong tan tran cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((hien nhanh) or (hien hanh)) - ((hanh trung) or (thanh trung)) voi nhung cong tan tran cau*.