id	keyword
bmra-3417	customer
bmra-3417	product
bmra-3417	return
bmra-3417	merchandise
bmra-3417	research
bmra-3417	study
bmra-3417	author
bmra-3417	needs
bmra-3417	et al
bmra-3417	journal
bmra-3417	rates
bmra-3417	management
bmra-3417	product return
bmra-3417	customer merchandise