Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
khong cong » thong cong, khong cang, chong cong
hanh tang » hanh trang, anh tang, hanh mang
nhan dang » nhan dan, phan dang, tran dang
cua khong » hua khong, cua phuong, cua thuong
cong tac » cong ty
tac than » tac thanh, tam than, tac nhan
than ban » thanh ban, toan ban, than man

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 xanh) or (chieu sang)) - ((hanh tang) or (nhan dang)) cua khong cong tac than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sang)) - ((hanh tang) OR (nhan dang)) cua khong cong tac than ban.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chieu sang)) - ((hanh tang) or (nhan dang)) cua khong cong tac than ban*.