Perhaps you should try some spelling variations:
nhieu tang » chieu sang, nhiet nang
thanh tran » thanh trang, thanh toan, thanh tuan
tran thong » toan thong, tran hong, tran trong
thong cong » trong cong, tong cong, thong thong
hieu lang » chieu sang, hieu quang, hieu van
thanh tra » thanh toan, thanh hoa
cong san » cong tac
san gian » dan gian, san giao, van gian
gian cau » gian chau, gian cac, gian cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu lang) or (nhieu tang)) - ((thanh tran) OR (thanh tra)) tran thong cong san gian cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu lang) OR (nhieu tang)) - ((thanh tran) OR (thanh tra)) tran thong cong san gian cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu lang) or (nhieu tang)) - ((thanh tran) OR (thanh tra)) tran thong cong san gian cau".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu lang) or (nhieu tang)) - ((thanh tran) OR (thanh tra)) tran thong cong san gian cau*.