Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
chung cong » nhung cong, chong cong, phung cong
tieu tinh » tieu trinh, lieu tinh, kieu tinh
trung cua » truong cua, trung cap, dung cua
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
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: theo ((tieu tinh) or (trieu tinh)) - thanh ((trung cua) OR (trung tuan)) chung cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu tinh) OR (trieu tinh)) - thanh ((trung cua) OR (trung tuan)) chung cong dan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((tieu tinh) or (trieu tinh)) - thanh ((trung cua) OR (trung tuan)) chung cong dan toan cau".
• Adding a wildcard symbol may retrieve word variants: theo ((tieu tinh) or (trieu tinh)) - thanh ((trung cua) OR (trung tuan)) chung cong dan toan cau*.