Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
doan phan » doanh phan, toan phan, dan phan
ho chieu » theo chieu, hoc thieu, doi chieu
tranh va » tranh van, trang va, trinh va
dam phan » d phan, van phan
va phan » van phan, va phat, va phap

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 - canh tranh va nhung cong ((((dam phan) OR (va phan))) or (doan phan)) tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - canh tranh va nhung cong ((((dam phan) OR (va phan))) OR (doan phan)) tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - canh tranh va nhung cong ((((dam phan) OR (va phan))) or (doan phan)) tu".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - canh tranh va nhung cong ((((dam phan) OR (va phan))) or (doan phan)) tu*.