Perhaps you should try some spelling variations:
nhung cong » thong cong, hang cong, nhung don
dung cong » dung trong
ho trieu » mot trieu, 25 trieu, 30 trieu
hanh ban » thanh ban, hang ban, hanh san
toan cau » toan cao, toan tap, toan tai
toan ban » van ban
ban cua » ban quan

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

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