Perhaps you should try some spelling variations:
chuc danh » chuc nganh, thuc hanh, chuc nang
hanh tran » hanh trang, thanh tran, hanh tram
van phong » van dong, hai phong
chu manh » ho manh, chu han, chu van
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chuc danh) or (chu manh)) - hanh tran ((van phong) or (va nhung)) cong dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chuc danh) OR (chu manh)) - hanh tran ((van phong) OR (va nhung)) cong dan toan cao.
• Adding a wildcard symbol may retrieve word variants: theo ((chuc danh) or (chu manh)) - hanh tran ((van phong) or (va nhung)) cong dan toan cao*.