Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung dai » truong dai, truong dao, trung tam
hang cong » dang cong, hang nong, bang cong
ho trieu » mot trieu, 25 trieu, 30 trieu
dai hang » dai thang, dai han, dat hang
doan van » doan va, hoang van, luan van
dan van » dang van, dao van, tan van

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 - thanh trung dai hang cong ((dan van) or (doan van)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho trieu tinh - thanh trung dai hang cong ((dan van) OR (doan van)) ban.
• Adding a wildcard symbol may retrieve word variants: ho trieu tinh - thanh trung dai hang cong ((dan van) or (doan van)) ban*.