. "2020 Petrinja earthquake" . "26.0" . "violent earthquake" . "a stronger earthquake in nearby Petrinja area in December" . . . . "Petrinja earthquake in December" . "A magnitude 6.4 earthquake" . . . . "2020 Petrinja earthquake" . "violent earthquake hit central Croatia" . . "earthquake in Petrinja" . . . "hit by a strong earthquake" . . "7" . "an M_w 6.4 earthquake" . . . . . "was shook by 6.4 M earthquake" . . . . . . "one of its strongest quake ever" . "stronger earthquake" .