Perhaps you should try some spelling variations:
phuong cham » phuong phap, phuong thao
chieu sang » chieu sach, chieu xanh, hieu lang
thuong cam » thuong dam, thuong chau, thuong pham
nhung cong » dung cong, thong cong, hang cong
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
cac cau » cac mau, bac cau, cac cam
ca cau » cua cau, can cau, ca 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 sang - thanh ((thuong cam) or (phuong cham)) nhung cong san ((ca cau) or (cac cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh ((thuong cam) OR (phuong cham)) nhung cong san ((ca cau) OR (cac cau)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh ((thuong cam) or (phuong cham)) nhung cong san ((ca cau) or (cac cau))*.