Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thong cong » trong cong, tong cong, thong thong
hieu lang » chieu sang, hieu quang, nhieu tang
hanh hang » thanh hang, hang hang, hanh han
ban thong » ban trong, ban tuong, ban tong
hang ban » hang luan, hang va, hang tai
cong tan » cong tac, cong san, cong thanh
tan danh » tran danh, van danh, han danh
danh bat » doanh bat, anh bai, dinh ba

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((hieu lang) or (chieu xanh)) - hanh hang ban thong cong tan danh bat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((hieu lang) OR (chieu xanh)) - hanh hang ban thong cong tan danh bat.
• Adding a wildcard symbol may retrieve word variants: theo ((hieu lang) or (chieu xanh)) - hanh hang ban thong cong tan danh bat*.