Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
trung vap » trung cap, trung va, trung van
tan han » tan nhan, tran han, tan van
han cho » hang cho, han che, san cho

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu xanh - thanh trung vap ((nhung cong) or (trong cong)) tan han cho~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - thanh trung vap ((nhung cong) OR (trong cong)) tan han cho.
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - thanh trung vap ((nhung cong) or (trong cong)) tan han cho*.