. "landslide of 1575" . . ":1575 Valdivia earthquake" . . "1575 earthquake" . "an earthquake" . . . "earthquake and landslide occurred in 1575" . . "great earthquake on December 16, 1575" . . "1575" . . . "Earthquake in Valdivia" . "Valdivia earthquake" . . "1575 Valdivia" . "1575 Valdivia earthquake" . "earthquake" . "An earthquake" . . "Valdivia" . . "a major earthquake" . "1575 Valdivia earthquake" . "a massive earthquake" .