id	keyword
hungeobull-7430	precipitation
hungeobull-7430	et al
hungeobull-7430	oscillation
hungeobull-7430	data
hungeobull-7430	basin
hungeobull-7430	carpathian
hungeobull-7430	cross
hungeobull-7430	climate
hungeobull-7430	nao
hungeobull-7430	cycle
hungeobull-7430	time