Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu xanh » chieu sach, chieu sang, chieu tinh
doanh cua » doanh luan
than phan » thanh phan, toan phan, thanh pham
ho chieu » theo chieu, hoc thieu, doi chieu
manh cua » ban cua
tan phan » toan phan, van phan, tai phan

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 - lanh ((manh cua) OR (doanh cua)) nhung cong ((tan phan) or (than phan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - lanh ((manh cua) OR (doanh cua)) nhung cong ((tan phan) OR (than phan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - lanh ((manh cua) OR (doanh cua)) nhung cong ((tan phan) or (than phan)) cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - lanh ((manh cua) OR (doanh cua)) nhung cong ((tan phan) or (than phan)) cau*.