id	keyword
hungeobull-5751	wikipedia
hungeobull-5751	articles
hungeobull-5751	language
hungeobull-5751	versions
hungeobull-5751	ukraine
hungeobull-5751	cities
hungeobull-5751	regions
hungeobull-5751	ukrainian
hungeobull-5751	information
hungeobull-5751	volume
hungeobull-5751	doi
hungeobull-5751	russian