However, an unexpected element comes into play that changes the entire course of the war - Human culture and emotions.

She was a totally unexpected element in his life.

She was beginning to sweat with the strain of it, when an unexpected element entered the dance.

"I start with historical references because it can look cheap if you don't, and then I add the unexpected elements," she said.

One of the best ways to protect yourself from injuries is to reduce the unexpected element in your projects.

How then, had this unwanted, unexpected, troublesome element of emotion entered the situation?

But unsettling and unexpected elements crop up in pictures made throughout his career.

His most interesting examples strive to balance unsettling, unexpected elements with a sense of order.

There were some unexpected and eerie elements to the day.

In every plan, there was an X factor- an unexpected element.