Perhaps you should try some spelling variations:
phuong doan » phuong loan, phuong hoang, huong dan
dung phuong » dung thuong, bang phuong, dung chung
chieu xanh » chieu sach, chieu sang, chieu tinh
doan toan » dan toan, doan tuan, doanh hoan
tinh tan » tinh toan, tinh than, trinh tan
van dung » van dong, xay dung, tin dung
toan cao » toan ban, toan tap
tan van » tran van, tang van, luan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: mot chieu xanh - tinh tan van dung phuong doan toan cao~.
• Adding a wildcard symbol may retrieve word variants: mot chieu xanh - tinh tan van dung phuong doan toan cao*.