Perhaps you should try some spelling variations:
chieu tach » chiet tach, chieu sach, chiu trach
doi chieu » doc hieu, doi chi, ho chieu
canh manh » lanh manh, canh tranh, cach mang
dang phan » dung phan, nang phan, dang phat
nang quan » ban quan, nang suat
manh cua » doanh cua, ban cua
cua dung » cua dang, cua dong, qua dung

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 tach - canh manh cua dung trong ((dang phan) or (nang quan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu tach - canh manh cua dung trong ((dang phan) OR (nang quan)) cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu tach - canh manh cua dung trong ((dang phan) or (nang quan)) cau*.