stumble across
Verb
Meaning
(transitive) To discover or find (something) by accident.
(transitive) To meet (somebody) by chance.
Source: en.wiktionary.orgSynonyms
Examples
Sometimes you stumble across a few chords that put you in a reflective place.
The way to "find” the perfect career is to give up the notion that you will ever find it, stumble across it, or that it will somehow magically find you, and to get to work designing it.
The truth is incontrovertible. Malice may attack it, ignorance may deride it, but in the end, there it is. Most people, sometime in their lives, stumble across truth. Most jump up, brush themselves off, and hurry on about their business, as if nothing happened.
I remember thinking I just want more. This isn't it. Fame is not the goal. Money is not the goal. To be able to know how to get peace of mind, how to be happy, is something you don't just stumble across. You've got to search for it.
The whole thing about making films in an organic film on location is that it's not all about characters, relationships and themes, it's also about place and the poetry of place. It's about the spirit of what you find, the accidents of what you stumble across.