Perhaps you should try some spelling variations:
thanh trung » thanh tung
dung phuong » dung thuong, bang phuong, dung chung
thieu xanh » chieu xanh, hieu manh, thien anh
cuong dung » tuong duong, ung dung, thong dung
hoc thieu » toc thieu, hoc hien
dan than » dan chan, ban than, dan toan
van than » van thanh, van thang, van tuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - ((canh tranh) or (thanh trung)) cuong dung phuong ((dan than) OR (van than)) cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((canh tranh) OR (thanh trung)) cuong dung phuong ((dan than) OR (van than)) cap*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((canh tranh) or (thanh trung)) cuong dung phuong ((dan than) OR (van than)) cap*".