Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
hien manh » hien hanh, hieu manh, hien nhanh
tien manh » tien anh, tien thanh, tieng anh
trang van » tran van, trang va, trong van
bang cong » dang cong, bang song, hang cong
van thanh » ban thanh, van tuan
van bang » van ban, van nang, von bang
dan toan » van toan, dan than, manh toan

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 manh) or (tien manh)) - hanh trang van bang cong ((dan toan) or (van thanh)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien manh) OR (tien manh)) - hanh trang van bang cong ((dan toan) OR (van thanh)) cao.
• Adding a wildcard symbol may retrieve word variants: hoc ((hien manh) or (tien manh)) - hanh trang van bang cong ((dan toan) or (van thanh)) cao*.