The phrase "unexpected ways" means that something happens in a manner that is surprising or different from what was anticipated or thought to be possible. Full definition
However, poverty manifests itself often in unexpected ways in the classroom, and there are specific strategies schools and families can use to help students succeed. (educationnorthwest.org)
The most unexpected ways of saving a marriage are probably the very small ways which can make the biggest difference. (marriage.com)
Part of what makes street art so fascinating is when it appears in very unexpected ways. (cshockart.com)