Perhaps you should try some spelling variations:
dung phuong » dung thuong, bang phuong, dung chung
thanh trung » thanh tung
phuong doan » phuong loan, phuong hoang, huong dan
hien xanh » hien hanh, hien nhanh, chieu xanh
nhan dang » nhan dan, phan dang, tran dang
luan dung » lan dung, luan dong, luan hung
doan than » dan than, doan tuan, doan phan
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien xanh - ((thanh trung) or (nhan dang)) luan dung phuong doan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - ((thanh trung) OR (nhan dang)) luan dung phuong doan than cap.
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - ((thanh trung) or (nhan dang)) luan dung phuong doan than cap*.