Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
trung tuan » trung thanh, trung tam, tran tuan
doi chieu » doc hieu, doi chi, ho chieu
tuan tong » toan tong, thuan trong, toan thong
cong tac » cong ty
chan cau » phan cau, can cau, chinh cau

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 trung tuan tong ((cong san) OR (cong tac)) chan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - thanh trung tuan tong ((cong san) OR (cong tac)) chan cau*".