Perhaps you should try some spelling variations:
chung phuong » nhung phuong, thuong phuong, dung phuong
thanh trung » thanh tung
phuong doan » phuong loan, phuong hoang, huong dan
hieu nganh » vien nganh, hiem ngan, hieu manh
hieu xanh » chieu xanh, hieu manh, dieu hanh
trung cao » truong cao, trung cap, trung co
cao chung » cac chung, cho chuong, chon chung
thanh bac » nhanh bac, thanh bai, thanh san
hanh cac » hang cac, hanh cat, nhanh cay

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc ((hieu xanh) OR (hieu nganh)) - thanh trung cao chung phuong doan ((thanh bac) or (hanh cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((hieu xanh) OR (hieu nganh)) - thanh trung cao chung phuong doan ((thanh bac) OR (hanh cac))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc ((hieu xanh) OR (hieu nganh)) - thanh trung cao chung phuong doan ((thanh bac) or (hanh cac))*".