Perhaps you should try some spelling variations:
cong quang » luong quang, thong quang, duong quang
chieu sang » chieu sach, chieu xanh, hieu lang
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
manh cua » doanh cua
hang cau » hang dau, hang ca, nhung cau
hang cac » hang ca, bang cac, hanh cac
ban cua » ban quan

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 sang - canh ((manh cua) or (ban cua)) dung cong quang ((hang cau) or (hang cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - canh ((manh cua) OR (ban cua)) dung cong quang ((hang cau) OR (hang cac)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - canh ((manh cua) or (ban cua)) dung cong quang ((hang cau) or (hang cac))*.