the huge 1883 Krakatau eruption 3) the collapse of an island volcano to form a caldera (as others have used for explaining the same Krakatau eruption) Probably most tsunami are caused by non-volcanic earthquakes near shorelines.
(the collapse of an island volcano to form a caldera; are caused; by non-volcanic earthquakes) (others; have used; for explaining the same Krakatau eruption) Probably most tsunami) Context(others have used,List([91, 107))):(others; have used for explaining; the same Krakatau eruption)
others have used,List([91, 107))
the collapse of an island volcano to form a caldera others others
are caused have used have used for explaining
by non-volcanic earthquakes
for explaining the same Krakatau eruption) Probably most tsunami
the same Krakatau eruption