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 » manh cua
doanh cua » doanh luan
van thanh » ban thanh, van tuan
thanh cau » thanh chau, thanh mau, nhanh cau
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: chao ((chuc danh) or (ho manh)) - canh ((tranh cua) OR (doanh cua)) thong cong van thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao ((chuc danh) OR (ho manh)) - canh ((tranh cua) OR (doanh cua)) thong cong van thanh cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "chao ((chuc danh) or (ho manh)) - canh ((tranh cua) OR (doanh cua)) thong cong van thanh cau".
• Adding a wildcard symbol may retrieve word variants: chao ((chuc danh) or (ho manh)) - canh ((tranh cua) OR (doanh cua)) thong cong van thanh cau*.