"crawl up" is a perfectly correct and usable phrase in written English.
It simply means to move up in a slow, dragging motion. For example, you can say, "The tiny spider crawled up the wall."
Weeds crawl up around some curbs.
We would crawl up and fire; go back, re-load, and crawl up again.
Boccaccio's young ladies do not assemble in real meadows, where bugs might crawl up their dresses.
In about two weeks, the baby snails will crawl up out of the soil.
I really just wanted to crawl up in a ball and not move.
Popcaan As ever, dancehall songs take several months to crawl up from Jamaica and infiltrate the American consciousness.
Sprint technicians had to crawl up on rooftops, installing unsightly antennas and running wiring back to a subscriber's PC.
They just crawl up in a hole and die".
It's a run, jog, walk, crawl up - Pike's Peak.
The snails feed, then crawl up on the side of the container to rest.
We must crawl up inside and shine a light on what makes people tick".
