Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hieu manh » chieu xanh, hieu nganh, dieu hanh
quan dong » quang dong, quan hoang, quan trong
quan long » quan lang, quan hoang, quan trong
toc hieu » toc thieu, doc hieu, hoc thieu
dan toan » van toan, manh toan, xuan toan
dan than » dan chan, ban than, van than

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc hieu manh - hanh trinh ((quan dong) or (quan long)) cong ((dan toan) or (dan than)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc hieu manh - hanh trinh ((quan dong) OR (quan long)) cong ((dan toan) OR (dan than)) cao.
• Adding a wildcard symbol may retrieve word variants: toc hieu manh - hanh trinh ((quan dong) or (quan long)) cong ((dan toan) or (dan than)) cao*.