Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
chuc danh » chuc nganh, thuc hanh, chuc nang
tranh cua » doanh cua, manh cua
van thanh » ban thanh, van tuan
thanh ban » thanh san, thanh van, thanh bac
chu manh » ho manh, chu han, chu van
mang cua » manh cua, dung cua, ban cua
cong van » cong vang, cong san, song 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 ((tranh cua) or (mang cua)) thong cong van thanh ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chuc danh) OR (chu manh)) - hanh ((tranh cua) OR (mang cua)) thong cong van thanh ban.
• Adding a wildcard symbol may retrieve word variants: theo ((chuc danh) or (chu manh)) - hanh ((tranh cua) or (mang cua)) thong cong van thanh ban*.