Perhaps you should try some spelling variations:
cong phuong » cong thuong, cong huong, hong phuong
dong phuong » duong phuong, dung phuong, dong huong
chieu xanh » chieu sach, chieu sang, chieu tinh
trinh than » trinh thanh, trinh han, trinh toan
ho chieu » theo chieu, hoc thieu, doi chieu
than cap » khan cap, thanh lap, thanh cac

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 - ((thanh tung) or (thanh cong)) cua ((cong phuong) OR (dong phuong)) trinh than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((thanh tung) OR (thanh cong)) cua ((cong phuong) OR (dong phuong)) trinh than cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - ((thanh tung) or (thanh cong)) cua ((cong phuong) OR (dong phuong)) trinh than cap".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((thanh tung) or (thanh cong)) cua ((cong phuong) OR (dong phuong)) trinh than cap*.