id	keyword
gc-328	spring
gc-328	area
gc-328	rjecina
gc-328	rjecina spring
gc-328	water
gc-328	karst
gc-328	polje
gc-328	grobnicko
gc-328	hydrogeological
gc-328	groundwater
gc-328	carbonate
gc-328	rocks
gc-328	river
gc-328	catchment
gc-328	fig
gc-328	aquifer
gc-328	catchment area
gc-328	exploration
gc-328	seasons
gc-328	north
gc-328	zone
gc-328	summer