She opened her mouth to scream, but no sound issued forth.

When he shouted for Horn, no sound issued from his mouth.

She was talking, but no sound issued from her mouth.

His lips moved, as though he were speaking, but no sound issued from him.

Bonnie, he wanted to shout, but no sound issued from his mouth.

Words struggled to come out, yet no sound issued forth.

It seemed impossible such sounds could issue from a human throat.

A moment passed, and then a sound issued from elsewhere in the room.

Her mouth opened to scream, but no sound issued forth.

Her mouth was open but no sound issued from it.