This is the 598th most frequent Croatian word.
najčešće
Most often.
In this sentence, 'najčešće' is used as an adverb to describe the frequency of the speaker's activity of going to the park, indicating it happens most frequently on weekends.
Najčešće idem u park tijekom vikenda.
Most often, I go to the park during the weekends.
Here, 'najčešće' is employed as an adverb to highlight the frequency of the actions taken by people, most commonly opting for simpler solutions.
Ljudi najčešće biraju jednostavnija rješenja za svoje probleme.
People most often choose simpler solutions for their problems.
In this context, 'najčešće' modifies the participle 'korištena' (used), describing how often the method is applied, emphasizing its predominant usage in the research.