Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
dung cong » dung trong
cong bang » cuong bang, dong bang, hong bang
cap dung » ap dung, cao dung, chan dung
than cap » thanh lap, thanh cac, than cua
khan cap » khan ap, khoan cam, phan cac

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 - ((thanh tung) or (thanh cong)) cap dung cong bang ((than cap) or (khan cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - ((thanh tung) OR (thanh cong)) cap dung cong bang ((than cap) OR (khan cap)).
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - ((thanh tung) or (thanh cong)) cap dung cong bang ((than cap) or (khan cap))*.