Salt water ran into his mouth, and he spat it out.
Blood broke from his nose and ran down into his mouth.
The tears ran down into his mouth and he swallowed them.
Water ran into his mouth and he began to thrash.
Blood was running into his mouth from a moustache of little cuts.
The most common is a tube running from outside of the vacuum bed into the person's mouth.
A drop ran into his mouth; it was horribly bitter.
Blood ran from her nose and into her open mouth.
Still others ran directly into his mouth, cowering only in the split second before the great teeth came together.
How if the boy should really have run his head into the lion's mouth?