Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hien tinh » khien tinh, thien tinh, bien tinh
canh manh » lanh manh, canh tranh, cach mang
cua nhung » va nhung
van tuanh » van thanh, van tranh, van quan
manh cua » doanh cua, ban cua
ban than » ban thanh, van thanh, ban hang
van tuan » van quan, van ban, anh tuan

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 tinh - canh manh cua nhung cong ((((ban than) or (van tuanh))) or (van tuan)) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien tinh - canh manh cua nhung cong ((((ban than) OR (van tuanh))) OR (van tuan)) tap.
• Adding a wildcard symbol may retrieve word variants: hoc hien tinh - canh manh cua nhung cong ((((ban than) or (van tuanh))) or (van tuan)) tap*.