Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu xanh » chieu sach, chieu sang, chieu tinh
hieu cach » hieu cac, chieu sach, hieu ca
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong tan » cong tac, cong san, cong thanh
tan phan » toan phan, than phan, van phan
phan dau » phan tu, hang dau

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) or (((hieu cach) or (chinh sach)))) - canh tranh cua nhung cong tan phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (((hieu cach) OR (chinh sach)))) - canh tranh cua nhung cong tan phan dau.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (((hieu cach) or (chinh sach)))) - canh tranh cua nhung cong tan phan dau*.