Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
duong quan » duong quang, luong quan, dung quan
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong thanh
tan quan » tang quan, toan quan, van quan
quan cau » quang cao, toan cau, quan ha

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 - hanh ((((duong qua) or (trung tam))) or (duong quan)) dung cong tan quan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - hanh ((((duong qua) OR (trung tam))) OR (duong quan)) dung cong tan quan cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh ((((duong qua) or (trung tam))) or (duong quan)) dung cong tan quan cau*.