This is the 4938th most frequent Polish word.
pochodzą
"Come (from)" or "originate."
In this sentence, 'pochodzą' denotes the origin of data or information.
Te dane pochodzą z wiarygodnego źródła.
These data come from a reliable source.
Here, 'pochodzą' implies the source or authorship of the items.
Pochodzą od znanych artystów, dlatego są takie drogie.
They come from famous artists, which is why they are so expensive.
Here, 'pochodzą' is used to indicate origin.