Perhaps you should try some spelling variations:
nhanh thanh » phan thanh, nhanh tinh
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tinh » thanh binh, nhanh tinh, than kinh
nhung cong » dung cong, thong cong, hang cong
hanh tinh » hanh trinh, nhanh tinh, canh tinh
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan ban » van ban

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 - ((((hanh tinh) or (thanh tinh))) or (nhanh thanh)) va nhung cong san toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((((hanh tinh) OR (thanh tinh))) OR (nhanh thanh)) va nhung cong san toan ban.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((((hanh tinh) or (thanh tinh))) or (nhanh thanh)) va nhung cong san toan ban*.