id	keyword
gc-80	catchment
gc-80	area
gc-80	karst
gc-80	water
gc-80	river
gc-80	catchment area
gc-80	springs
gc-80	groundwater
gc-80	values
gc-80	gacka
gc-80	croatica
gc-80	temperature
gc-80	data
gc-80	surface
gc-80	pećina