Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hien xanh » hien nhanh, chieu xanh, hien khanh
hien hanh » dieu hanh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
van thanh » ban thanh, van tuan
van phan » van phong, luan phan, 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: hoc ((hien xanh) or (hien hanh)) - canh tranh cua nhung cong ((van phan) OR (van thanh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien xanh) OR (hien hanh)) - canh tranh cua nhung cong ((van phan) OR (van thanh)) cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien xanh) or (hien hanh)) - canh tranh cua nhung cong ((van phan) OR (van thanh)) cau*".