Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
vang thanh » dang thanh, tang thanh, nang thanh
doi chieu » doc hieu, doi chi, mot chieu
canh danh » anh danh, canh dan, canh tranh
dung cong » dung trong
van thanh » ban thanh, van tuan
danh su » dang su, dan su, danh tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu xanh - canh danh su dung cong ((vang thanh) or (van thanh)) cha~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - canh danh su dung cong ((vang thanh) OR (van thanh)) cha*.