Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, chau tinh, kieu tinh
canh trang » canh tranh, hanh trang, banh trang
lieu tinh » trieu tinh, diep tinh, bien tinh
trang va » tran van, hang va
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu tinh) OR (lieu tinh)) - canh trang va nhung ((cong tan) or (cong san)) phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu tinh) OR (lieu tinh)) - canh trang va nhung ((cong tan) OR (cong san)) phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu tinh) OR (lieu tinh)) - canh trang va nhung ((cong tan) or (cong san)) phan cau".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu tinh) OR (lieu tinh)) - canh trang va nhung ((cong tan) or (cong san)) phan cau*.