Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
tang quang » dang quang, tang quan, hang quang
quang dung » quang trung, ung dung, cuong dung
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
anh tang » anh bang, anh dang, anh nang
dan toan » van toan, dan than, manh toan

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 - anh tang quang dung cong ((dan toan) or (van ban)) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - anh tang quang dung cong ((dan toan) OR (van ban)) tap.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - anh tang quang dung cong ((dan toan) or (van ban)) tap*.