Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
canh ban » can ban, canh van, doanh ban
canh dan » canh van, sanh dan, thanh dan
van tai » von tai, van tuan
tai cao » thai cao, tao cao, tai sao

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu xanh - ((canh ban) OR (canh dan)) cua ((nhung cong) or (trong cong)) van tai cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - ((canh ban) OR (canh dan)) cua ((nhung cong) OR (trong cong)) van tai cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - ((canh ban) OR (canh dan)) cua ((nhung cong) or (trong cong)) van tai cao".
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - ((canh ban) OR (canh dan)) cua ((nhung cong) or (trong cong)) van tai cao*.