Perhaps you should try some spelling variations:
nhung cong » thong cong, hang cong, nhung don
tieu xanh » tieu danh, chieu xanh, dieu hanh
khach san » khach hang, thanh san
dung cong » dung trong
hanh han » hanh nhan, hanh phan, hanh san
van quan » van ban
quan cao » quang cao, quan cau, quan ao

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - ((hanh han) or (khach san)) cua ((nhung cong) OR (dung cong)) van quan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - ((hanh han) OR (khach san)) cua ((nhung cong) OR (dung cong)) van quan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - ((hanh han) or (khach san)) cua ((nhung cong) OR (dung cong)) van quan cao".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - ((hanh han) or (khach san)) cua ((nhung cong) OR (dung cong)) van quan cao*.