A fact nibbled at the edge of her awareness.

At the edge of Isaac's awareness, a voice suddenly called, strange but familiar.

A faint suspicion trembled on the edge of his awareness.

An answer lay poised at the edge of his awareness, but refused to come.

Ukiah reached out and found Bear ranging at the edge of his awareness.

He found him on the edge of his awareness.

An elusive memory lingered like a promise at the edge of my awareness, calling to me.

"Good," came her encouragement, just at the edge of his awareness.

The thought that kept nibbling at the edge of my awareness was finally faced.

He forced it to the edge of his awareness.