Perhaps you should try some spelling variations:
nhung cong » thong cong, hang cong, nhung don
thang cua » hang cua, than cua, tang cua
thong cua » thong quan, thong tu, huong cua
dung cong » dung trong
trinh van » trinh han, trinh quan, trinh toan
ho trieu » mot trieu, 25 trieu, 30 trieu
van chat » cao chat

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 - nhanh ((thang cua) or (thong cua)) ((nhung cong) OR (dung cong)) trinh van chat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho trieu tinh - nhanh ((thang cua) OR (thong cua)) ((nhung cong) OR (dung cong)) trinh van chat.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho trieu tinh - nhanh ((thang cua) or (thong cua)) ((nhung cong) OR (dung cong)) trinh van chat".
• Adding a wildcard symbol may retrieve word variants: ho trieu tinh - nhanh ((thang cua) or (thong cua)) ((nhung cong) OR (dung cong)) trinh van chat*.