Perhaps you should try some spelling variations:
chuc danh » chuc nganh, thuc hanh, chuc nang
chua xang » chua nang, chuc nang, chu bang
hanh dang » hanh dong, anh dang, hanh dung
bang song » nang song
chu manh » ho manh, chu han, chu van
dang van » hoang van, hang va
van bang » van ban, van nang, von bang
song tan » song than, song van, cong tan
tran cao » toan cao, tran chau, trang cho

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 (chua xang))) or (chu manh)) - hanh dang van bang song tan tran cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((((chuc danh) OR (chua xang))) OR (chu manh)) - hanh dang van bang song tan tran cao.
• Adding a wildcard symbol may retrieve word variants: theo ((((chuc danh) or (chua xang))) or (chu manh)) - hanh dang van bang song tan tran cao*.