GAP 3 (COMMONLY) ... much to offer, 'Holland,' as it is commonly known to most of us ...↑_ _ _ _ _ _↑
COMMONLY + KNOWN => COLLOCATION
COMMONLY KNOWN => widely known usually or by most people.
Other Collocations:
COMMONLY ABUSED, COMMONLY AFFECTED, COMMONLY INJURED,
COMMONLY MISSED, COMMONLY SEEN, COMMONLY PRESCRIBED.