Perhaps you should try some spelling variations:
thanh tuong » thanh thuong, thanh tung, thanh huong
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
cong quang » luong quang, thong quang, duong quang
thanh chau » thanh cha, thanh cham, thanh hai
tuong cua » truong cua, huong cua, thong cua
cua nhung » va nhung
thanh chu » thanh cha, thanh thu, thanh thuy
ho chieu » theo chieu, hoc thieu, doi chieu
hang cau » hang dau, hang ca, nhung cau

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: ho chieu xanh - thanh tuong cua nhung cong quang ((hang cau) OR (((thanh chau) OR (thanh chu))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - thanh tuong cua nhung cong quang ((hang cau) or (((thanh chau) OR (thanh chu))))~".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh tuong cua nhung cong quang ((hang cau) or (((thanh chau) OR (thanh chu))))*.