He might be able to get into the town without being seen.
No one will be able to get into the building without being seen, the police said.
Then no one could get near you without being seen.
What was the best way to get there without being seen?
Her goal was to get to the water without being seen.
I still want to get out of here without her seeing me leave.
"But I hope to get across the river without their seeing us."
It was far better they got there without being seen at all.
They managed to get him out of the building without being seen.
Getting to it without being seen was going to be tough.