id	keyword
gp-380	service
gp-380	customer
gp-380	satisfaction
gp-380	waiting
gp-380	banking
gp-380	time
gp-380	quality
gp-380	customer satisfaction
gp-380	study
gp-380	research
gp-380	sector
gp-380	sierra
gp-380	impact
gp-380	journal
gp-380	commercial
gp-380	reliability