Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhanh lang » nhanh quang, nhanh thang, nhan dang
nhung cong » dung cong, hang cong, nhung don
thong cong » trong cong, tong cong, thong thong
ho chieu » theo chieu, hoc thieu, doi chieu
dan than » dan chan, ban than, van than
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 - ((canh tranh) or (nhanh lang)) cua ((nhung cong) OR (thong cong)) dan than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((canh tranh) OR (nhanh lang)) cua ((nhung cong) OR (thong cong)) dan than ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - ((canh tranh) or (nhanh lang)) cua ((nhung cong) OR (thong cong)) dan than ban".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((canh tranh) or (nhanh lang)) cua ((nhung cong) OR (thong cong)) dan than ban*.