No sound emerged, but she heard it all the same.

She opened her mouth to speak, but no sound emerged.

When they arrived, the house was dark, but sounds of an attack emerged.

The girl's mouth worked for a couple of seconds before the sounds emerged.

She opened her mouth to scream for help, but no sound emerged.

He tried to call out but no sound emerged from his mouth.

The boy's mouth worked, but for a long moment, no sound emerged.

She opened her mouth, surely the most difficult thing she'd ever done, but again no sound emerged.

She opened her mouth to call out to them, but no sound emerged.

She opened her mouth to speak, but only an unintelligible sound emerged.