Perhaps you should try some spelling variations:
thanh trung » thanh tung
duong cong » dung cong, luong cong, duong trong
ho trieu » mot trieu, 25 trieu, 30 trieu
va duong » van duong, va tuong, va huong
cong dan » cong san, cong tan, huong dan
than cao » toan cao, than cap, than sao
thai cao » tai cao, thoai cac, thuat cao

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 - ((canh tranh) or (thanh trung)) va duong cong dan ((than cao) OR (thai cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho trieu tinh - ((canh tranh) OR (thanh trung)) va duong cong dan ((than cao) OR (thai cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho trieu tinh - ((canh tranh) or (thanh trung)) va duong cong dan ((than cao) OR (thai cao))".
• Adding a wildcard symbol may retrieve word variants: ho trieu tinh - ((canh tranh) or (thanh trung)) va duong cong dan ((than cao) OR (thai cao))*.