Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, hieu manh
chieu tinh » trieu tinh, lieu tinh, chau tinh
tranh cua » doanh cua, manh cua
dung cong » dung trong
cong tang » cong thang, cong tan, cong lang
cua dung » cua dang, cua dong, qua dung
tang van » dang van, hoang van, trong van
van tu » van thu, van du, ban tu

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 xanh) or (chieu tinh)) - canh tranh cua dung cong tang van tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu tinh)) - canh tranh cua dung cong tang van tu.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chieu tinh)) - canh tranh cua dung cong tang van tu*.