Perhaps you should try some spelling variations:
chuc danh » chuc nganh, thuc hanh, chuc nang
hanh hang » thanh hang, hang hang, hanh han
thanh cao » thanh ca, thanh cac, thanh thao
chu manh » ho manh, chu han, chu van
hang cua » mang cua, hang ca, huong cua
cua dang » cua cong, cua ban
cong van » cong vang, cong san, cong tan
song van » hoang van, trong van, duong van

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