In nonmountainous regions of North America and northern Europe, glaciers gouged hollows in the land and deposited rocks and earth as they melted.
(glaciers; gouged; hollows; L:in the land; L:In nonmountainous regions of North America and northern Europe) (glaciers; deposited; rocks and earth; T:as they melted; L:In nonmountainous regions of North America and northern Europe) (they; melted; )
glaciers glaciers they
gouged deposited melted
hollows L:in the land L:In nonmountainous regions of North America and northern Europe
rocks and earth T:as they melted L:In nonmountainous regions of North America and northern Europe