. "geographical division of the country" . "island group of Mindanao" . "Island Group" . "Luzon island group" . . . "island group of Panay" . . "state" . . . . . . "associated islands" . . "three major island groups" . "Island group" . "Island groups" . "Geographic island groups" . . . "principal geographical divisions" . "Philippines" . . "island groups in the country" . . "Island groups of the Philippines" . "island group of the country" . . "island group" . . "Associated island" . "island groups of the Philippines" . . "Island group" . "island groups" . "Island groups of the Philippines" . .