Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh chuong, thanh phuong
chieu sang » chieu sach, chieu xanh, hieu lang
chau chung » chau hung, cua chung, chau phong
cac chung » cac phuong, cac cong
cong suat » nang suat, cong san, cong cua
nhanh cau » nhanh cay, thanh chau, nhanh ha
ho chieu » theo chieu, hoc thieu, doi chieu
cong sat » cong san, cong hat, cong nhat

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 ((chau chung) OR (cac chung)) ((cong sat) or (cong suat)) nhanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh thuong ((chau chung) OR (cac chung)) ((cong sat) OR (cong suat)) nhanh cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - thanh thuong ((chau chung) OR (cac chung)) ((cong sat) or (cong suat)) nhanh cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh thuong ((chau chung) OR (cac chung)) ((cong sat) or (cong suat)) nhanh cau*.