Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh tranh » canh tranh, hanh trinh, hanh trang
bang thanh » ban thanh, dang thanh, tang thanh
tranh van » tran van, trinh van, thanh van
van nhung » van nhuong, va nhung, van hung
cong bang » cuong bang, dong bang, hong bang
thanh hoa » thanh pho
hoc dieu » hoc thieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc dieu) or (hoc hien)) xanh - hanh tranh van nhung cong bang thanh hoa~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc dieu) OR (hoc hien)) xanh - hanh tranh van nhung cong bang thanh hoa*.