Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
trang cua » tranh cua, tang cua, trung cua
doanh cua » doanh luan
cua sinh » hoa sinh, va sinh
cong tan » cong tac, cong san, cong thanh
toan ban » van ban
hoi cua » hoi chuc

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoi cua sinh - hanh ((trang cua) or (doanh cua)) thuong cong tan ((thanh san) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoi cua sinh - hanh ((trang cua) OR (doanh cua)) thuong cong tan ((thanh san) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: hoi cua sinh - hanh ((trang cua) or (doanh cua)) thuong cong tan ((thanh san) or (toan ban))*.