Perhaps you should try some spelling variations:
chuong trinh » cong trinh
cong chuong » cong thuong, cong chung, cong huong
chieu sang » chieu sach, hieu lang, nhieu tang
chieu xanh » chieu sach, chieu tinh, hieu manh
hanh hang » thanh hang, hang hang, hanh han
trinh han » trinh quan
hang tai » hang va, dung tai
han cau » hang cau, phan cau, van cau

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu sang) or (chieu xanh)) - hanh hang tai cong chuong trinh han cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sang) OR (chieu xanh)) - hanh hang tai cong chuong trinh han cau.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sang) or (chieu xanh)) - hanh hang tai cong chuong trinh han cau*.