Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
trong ca » trong nha
cong san » cong tac
san than » sang than, san thanh, ban than
than tap » toan tap, han tap, phan tap

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 ((trong ca) or (trong cac)) dung cong san than tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - anh ((trong ca) OR (trong cac)) dung cong san than tap.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - anh ((trong ca) or (trong cac)) dung cong san than tap*.