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
manh cua » doanh cua, ban cua
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan dau » phan tu, hang dau

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 - hanh ((manh cua) or (trung tam)) dung cong dan phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - hanh ((manh cua) OR (trung tam)) dung cong dan phan dau*.