Perhaps you should try some spelling variations:
khoang cong » hoang cong, khoang trong, thong cong
chieu sang » chieu sach, hieu lang, nhieu tang
chieu xanh » chieu sach, chieu tinh, hieu manh
dai khoang » da khoang, dai khong, tao khoang
hanh hang » thanh hang, hang hang, hanh han
tac doanh » cac doanh, tac danh, toan doanh
doanh bat » danh bat, doanh tai, doanh va
hang dai » hoang dai, hang tai, hang dau
cong tac » cong ty

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 dai khoang cong tac doanh bat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sang) OR (chieu xanh)) - hanh hang dai khoang cong tac doanh bat.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sang) or (chieu xanh)) - hanh hang dai khoang cong tac doanh bat*.