Perhaps you should try some spelling variations:
doanh luan » doanh nhan
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
van khang » van khanh, van thanh, van hanh
van quang » van quan, tran quang, van tuan
manh cua » doanh cua, ban cua

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 xanh - canh ((manh cua) or (doanh luan)) nhung cong ((van khang) OR (van quang)) tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - canh ((manh cua) OR (doanh luan)) nhung cong ((van khang) OR (van quang)) tu*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - canh ((manh cua) or (doanh luan)) nhung cong ((van khang) OR (van quang)) tu*".