Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
truong cua » truong ca, truong quan, truong cao
nhung cong » dung cong, thong cong, hang cong
cong thanh » dong thanh, cong trinh, cong tan
theo hieu » theo chieu, theo tieu, thien hieu
hieu lang » chieu sang, hieu quang, nhieu tang
thanh tra » thanh toan, thanh hoa
tra tap » toan tap, tran tan

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo hieu lang - thanh ((trung tuan) or (truong cua)) nhung cong thanh tra tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo hieu lang - thanh ((trung tuan) OR (truong cua)) nhung cong thanh tra tap.
• Adding a wildcard symbol may retrieve word variants: theo hieu lang - thanh ((trung tuan) or (truong cua)) nhung cong thanh tra tap*.