Perhaps you should try some spelling variations:
dung phuong » dung thuong, bang phuong, dung chung
canh thanh » canh tranh, danh thanh, anh thanh
phuong dan » phuong danh, phuong doan, huong dan
hoc thieu » hoc hien
thanh van » thanh san, thanh toan, thanh phan
van dung » van dong, xay dung, tin dung
dan van » dang van, doan van, dao van

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) or (hoc thieu)) xanh - canh thanh van dung phuong dan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((toc thieu) OR (hoc thieu)) xanh - canh thanh van dung phuong dan van ban*.