Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu sang » chieu sach, chieu xanh, hieu lang
doi chieu » doc hieu, doi chi, ho chieu
canh manh » lanh manh, canh tranh, cach mang
cua nhung » va nhung
manh cua » doanh cua, ban cua
cong tac » cong ty

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 sang - canh manh cua nhung cong tac ((quan luan) or (van thu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - canh manh cua nhung cong tac ((quan luan) OR (van thu))*.