There must be some one common factor, something we all did.

The only common factor between everything you do is yourself.

"There must be a common factor among these children," she said.

Are these not common factors between science and the arts?

Like the previous case 2 is not a common factor.

The reason we can't find any common factors among the victims, for example.

"I can give you two common factors right now," David said.

There must be common factors, things which link all three.

Instead, the most common factor was serious mental health problems.

I'd always believed there had to be a common factor involved.

I mean, what was the common element of these five points?

The only common element in all three cases was the history.

It is the 5th most common element on the earth.

The only common element was a lot of empty land between each.

"I do see common elements, of course, but these little stories are all different."

The stories of the four veterans who worked at the company have common elements.

The four different plans, share some common elements: *Building nothing at all, but trying to improve current service.

Students look for common elements of the words to form the categories.

These set the standards for the common elements in the rest of the system.

I believe that there are common elements in all of this.