Perhaps you should try some spelling variations:
nhung cong » dung cong, hang cong, nhung don
thong cong » trong cong, tong cong, thong thong
thanh tra » thanh toan, thanh hoa
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap
va tinh » may tinh
tra cua » trau cua, trua cua, tra cuu
ho va » ho van, nho va, tho va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho va tinh - thanh tra cua ((nhung cong) or (thong cong)) dan ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho va tinh - thanh tra cua ((nhung cong) OR (thong cong)) dan ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ho va tinh - thanh tra cua ((nhung cong) or (thong cong)) dan ((toan cau) or (toan cao))*.