Perhaps you should try some spelling variations:
quang trung » truong trung
hieu manh » chieu xanh, hieu nganh, dieu hanh
hanh tang » hanh trang, anh tang, hanh mang
hoc hieu » hoc thieu, hoc hien, doc hieu
qua dung » quang dung, su dung, qua song
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hieu manh - hanh tang ((qua dung) or (quang trung)) cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - hanh tang ((qua dung) OR (quang trung)) cong dan than cau*.