Perhaps you should try some spelling variations:
manh cuong » anh huong, manh hung, tang cuong
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
hieu manh » hieu nganh, dieu hanh, hien hanh
cuong cua » huong cua, cong cua, luong cua
cua nhung » va nhung
dan than » dan chan, ban than, van than
ban hang » ngan hang

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hieu manh) or (chieu xanh)) - manh cuong cua nhung cong ((dan than) or (ban hang)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hieu manh) OR (chieu xanh)) - manh cuong cua nhung cong ((dan than) OR (ban hang)) cao.
• Adding a wildcard symbol may retrieve word variants: hoc ((hieu manh) or (chieu xanh)) - manh cuong cua nhung cong ((dan than) or (ban hang)) cao*.