Perhaps you should try some spelling variations:
hanh trung » thanh trung, hanh trang, manh trung
hieu lang » chieu sang, hieu quang, nhieu tang
cong danh » cuong danh, cong dan, cong thanh
danh toan » manh toan, anh toan, dan toan
hoc hang » hoc hanh, hoc bang, hoc tang
toan ban » van ban
ho hieu » ho chieu, hoi hieu, nho hieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu lang - hanh trung ((hoc hang) or (hoc hien)) cong danh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hieu lang - hanh trung ((hoc hang) OR (hoc hien)) cong danh toan ban*.