Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, kieu tinh
thong cong » trong cong, tong cong, thong thong
chau tinh » cuu tinh, ha tinh, cua tinh
trung cap » truong cao
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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 tinh) or (chau tinh)) - thanh ((trung cap) OR (trung tam)) thong cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu tinh) OR (chau tinh)) - thanh ((trung cap) OR (trung tam)) thong cong dan than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu tinh) or (chau tinh)) - thanh ((trung cap) OR (trung tam)) thong cong dan than cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu tinh) or (chau tinh)) - thanh ((trung cap) OR (trung tam)) thong cong dan than cau*.