Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
trung tuan » trung thanh, trung tam, tran tuan
chau tinh » cuu tinh, ha tinh, cua tinh
tung tuan » hung tuan, quang tuan, trang tuan
dung cong » dung trong
toan cau » toan cao, toan ban, toan tap
ty toan » ly toan, tap toan, huy toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu xanh) or (chau tinh)) - thanh ((tung tuan) OR (trung tuan)) dung cong ty toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chau tinh)) - thanh ((tung tuan) OR (trung tuan)) dung cong ty toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (chau tinh)) - thanh ((tung tuan) OR (trung tuan)) dung cong ty toan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chau tinh)) - thanh ((tung tuan) OR (trung tuan)) dung cong ty toan cau*.