Looking on the internet deeply has found these results:

Dog walk is the most popular phrase on the web.

Dog stroll 170,000 results on the web	Dog walk 1414,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
One day, Chacha Chaudhary took his dog Rocket out for stroll...	I dog walk on the side for extra cash. Why did a three Chuck, if you don't mind taking a rain check on our dog walk... walk side path... Loving it. dog legged army dog walk into the apartment?

Dog stroll

170,000 results on the web

Dog walk

1414,000 results on the web

More popular!