Perhaps you should try some spelling variations:
thanh trung » thanh tung
doanh quang » doan quang, doanh quan, doanh luan
thieu xanh » chieu xanh, hieu manh, thien anh
tieng cong » tien cong, tieng chuong, tieng muong
cong doanh » cong danh, cong doan, dong doanh
trung hoc » trung quoc
hoc tieng » hoc hien

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 xanh) or (dieu hanh)) - thanh trung hoc tieng cong doanh quang nam~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((thieu xanh) OR (dieu hanh)) - thanh trung hoc tieng cong doanh quang nam.
• Adding a wildcard symbol may retrieve word variants: toc ((thieu xanh) or (dieu hanh)) - thanh trung hoc tieng cong doanh quang nam*.