Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
canh manh » lanh manh, canh tranh, cach mang
cua nhung » va nhung
ban hanhh » ban hang, ban thanh, van hanh
doc hieu » toc thieu, hoc thieu, hoc hien
manh cua » doanh cua, ban cua
ban hanh » ban hang

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu manh - canh manh cua nhung cong ((ban hanh) or (ban hanhh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu manh - canh manh cua nhung cong ((ban hanh) OR (ban hanhh)) cau.
• Adding a wildcard symbol may retrieve word variants: doc hieu manh - canh manh cua nhung cong ((ban hanh) or (ban hanhh)) cau*.