id	keyword
esrj-48026	debris
esrj-48026	debris flow
esrj-48026	gully
esrj-48026	flows
esrj-48026	wenchuan
esrj-48026	characteristics
esrj-48026	rainfall
esrj-48026	earthquake
esrj-48026	size
esrj-48026	table
esrj-48026	figure
esrj-48026	chen
esrj-48026	china
esrj-48026	stone
esrj-48026	area