Perhaps you should try some spelling variations:
trung cuong » trung uong, trung duong, trong chuong
thanh tranh » thanh thanh, thanh tran, thanh trang
hieu lang » chieu sang, hieu quang, nhieu tang
tranh cua » doanh cua, manh cua
cua trung » cua truong, xuan trung, cua nhung
cuong tap » luong tap, cong tac, luong tai
nho hieu » nha hieu, nho sieu, nhu hieu
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban

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

• If you are trying to use Boolean operators, they must be ALL CAPS: nho hieu lang - thanh tranh cua trung cuong tap ((toan cau) OR (toan tap))~.
• Adding a wildcard symbol may retrieve word variants: nho hieu lang - thanh tranh cua trung cuong tap ((toan cau) or (toan tap))*.