Looking on the internet deeply has found these results:

She walked past is the most popular phrase on the web.

She walked past the hubbub of shoppers. 10 results on the web	She walked past 124,400 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It doesn't look like this phrase is very popular! The search could not find any examples on the internet.	Jan 25, 2014 ... But she walked past me like ain't said a word. Stood there like man. Girl I don't usually feel some type of way. But this one hear me out it's some�... The past two weeks have been hard for Sally. She has not passed any of her exams. When she walked past me, I told her to forget the past and look toward the�... Yo mama so fat when she walked past the t.v. you missed three episodes. Your momma so fat that when people want to clean the tunnels they tie ropes around�... You're right, Englishholic. The sentence would be correct this way: "... and she politely thanked him as she walked past the crowd of reporters."

She walked past the hubbub of shoppers.

10 results on the web

She walked past

124,400 results on the web

More popular!

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

Jan 25, 2014 ... But she walked past me like ain't said a word. Stood there like man. Girl I don't usually feel some type of way. But this one hear me out it's some�...
The past two weeks have been hard for Sally. She has not passed any of her exams. When she walked past me, I told her to forget the past and look toward the�...
Yo mama so fat when she walked past the t.v. you missed three episodes. Your momma so fat that when people want to clean the tunnels they tie ropes around�...
You're right, Englishholic. The sentence would be correct this way: "... and she politely thanked him as she walked past the crowd of reporters."