This is the 3634th most frequent Swedish word.
förekommer
"Förekommer" means "occurs" or "is present."
Here, 'förekommer' is used to express the occurrence or presence of bullying in schools.
Mobbning förekommer ofta i skolor.
Bullying often occurs in schools.
In this context, 'förekommer' is used to denote the appearance of mistakes.
Fel förekommer ibland i komplicerade matematiska beräkningar.
Errors sometimes occur in complex mathematical calculations.
Here, 'förekommer' emphasizes the non-existence or non-occurrence of a particular behavior.