"1 January 1980 earthquake" . "1 January 1980" . . "major earthquake on 1 January 1980" . . . "Azores" . "1980 earthquake" . . "A 6.9 magnitude earthquake" . . . . "1980 Azores Islands earthquake" . "earthquake which struck the Azores" . "earthquake victims in the Azores" . . . "earthquake of 1 January 1980" . . . "earthquake" . "61" . . "1980 Azores Islands earthquake" . . . . . "Azores Islands earthquake" . "1 January earthquake" .