Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, kieu tinh
chieu sang » chieu sach, chieu xanh, hieu lang
chau tinh » cuu tinh, ha tinh, cua tinh
dung cong » dung trong
tranh su » trinh su, trang su, tranh cua
cong tan » cong tac, cong san, cong thanh
tan phan » toan phan, than phan, van phan
phan lap » phan dau

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))) or (chieu sang)) - canh tranh su dung cong tan phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((chieu tinh) OR (chau tinh))) OR (chieu sang)) - canh tranh su dung cong tan phan lap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((((chieu tinh) OR (chau tinh))) or (chieu sang)) - canh tranh su dung cong tan phan lap".
• Adding a wildcard symbol may retrieve word variants: ho ((((chieu tinh) OR (chau tinh))) or (chieu sang)) - canh tranh su dung cong tan phan lap*.