Perhaps you should try some spelling variations:
trinh quang » tinh quang, trinh quan, tranh quang
chieu xanh » chieu sach, chieu sang, chieu tinh
canh trinh » canh tranh, hanh trinh, canh tinh
quang dung » quang trung, ung dung, cuong dung
ho chieu » theo chieu, hoc thieu, doi chieu
tan cao » toan cao, tao cao, tay cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - canh trinh quang dung ((trong van) or (trong cac)) tan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - canh trinh quang dung ((trong van) OR (trong cac)) tan cao*.