V on n
II.20 The 'live' group
These verbs are concerned with living or functioning. The prepositional phrase indicates what resources someone or something has which enable them to live or function.
She is getting by on borrowed money.
Try to put something by while you can against the time when you have to live on a pension rather than a salary.
The police monitored the coming and going of the camp shuttle-bus, which runs on bio-fuel.
It's tough having to survive on £50 a week, but lots of asylum seekers get much less than that.
In the case of thrive, the preposition on is sometimes followed by an '-ing' clause.
exist live run subsist survive thrive get by
Switzerland has thrived on being different from its neighbours.