His mother returned to Cuba, but regularly exchanged letters with her son.

There were the letters my mother and father had exchanged once he arrived in Illinois.

My mother fingered the black beans and exchanged a few words with the man.

My mother exchanged an amused glance with my father, then turned back to me.

Nicole and her mother exchanged a knowing smile.

Now the two mothers are exchanging a glance, smiling dolefully at each other.

She and mother exchanged glimmers but they never dared laugh.

His mother and father had exchanged a look over his head.

That changed in the City Hall rotunda as his mothers exchanged vows.

Jack and his mother exchanged a look of mutual incomprehension.