This is the 137th most frequent Croatian word.
često
Frequently.
Here, 'često' modifies the verb 'čitam' to indicate the frequency of the action.
Često čitam knjige prije spavanja.
I often read books before going to sleep.
In this sentence, 'često' describes how frequently the subject visits the park.
On često ide u park tijekom vikenda.
He often goes to the park during weekends.
The word 'često' here emphasizes the regularity of the discussions on art.