Perhaps you should try some spelling variations:
quang phuong » bang phuong, dung phuong, quang cuong
hoang phuong » hoang vuong, bang phuong, doan phuong
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
cong tan » cong tac, cong san, cong thanh
phan cau » phan dau, phan cac, phan tu
toan cau » toan cao, toan ban, toan tap

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 tranh ((quang phuong) OR (hoang phuong)) cong tan ((phan cau) or (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - canh tranh ((quang phuong) OR (hoang phuong)) cong tan ((phan cau) OR (toan cau))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - canh tranh ((quang phuong) OR (hoang phuong)) cong tan ((phan cau) or (toan cau))*".