Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, hien hanh
thieu xanh » chieu xanh, hieu manh, thien anh
tranh quan » tranh quang, trinh quan, tranh luan
nhung don » nhung van, nhung bo
dung cong » dung trong
van toan » van tuan, van tan, van thanh
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((thieu xanh) or (thien thanh)) - canh tranh quan ((nhung don) or (dung cong)) van toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((thieu xanh) OR (thien thanh)) - canh tranh quan ((nhung don) OR (dung cong)) van toan tap.
• Adding a wildcard symbol may retrieve word variants: toc ((thieu xanh) or (thien thanh)) - canh tranh quan ((nhung don) or (dung cong)) van toan tap*.