Well, 'bus 44 true story' might be a story centered around a bus numbered 44. It could involve the people who regularly take that bus, like a driver who has had some unique experiences with the passengers over time. It could also be about a particular incident that took place on that bus one day, such as a kind act of a passenger towards another in a time of need, or perhaps a strange occurrence during a routine commute.
The 'the 57 bus true story' might be about a particular journey on the 57 bus. Maybe it could be about the diverse passengers, their stories, or some extraordinary event that took place during a ride on this bus. For example, it could be about a chance encounter between two people that led to a big change in their lives, or perhaps an event that brought the community associated with the 57 bus closer together.