Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, kieu tinh
nhanh tinh » nhanh thanh, hanh trinh
chau tinh » cuu tinh, ha tinh, cua tinh
tong cong » trong cong, cong cong, dung cong
cua tong » cua cong, cua dong, cua nong
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: doi ((chieu tinh) OR (chau tinh)) - ((nhanh tinh) or (nhan sinh)) cua tong cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu tinh) OR (chau tinh)) - ((nhanh tinh) OR (nhan sinh)) cua tong cong dan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu tinh) OR (chau tinh)) - ((nhanh tinh) or (nhan sinh)) cua tong cong dan toan cau".
• Adding a wildcard symbol may retrieve word variants: doi ((chieu tinh) OR (chau tinh)) - ((nhanh tinh) or (nhan sinh)) cua tong cong dan toan cau*.