id	keyword
ssh-3918	commerce
ssh-3918	consumers
ssh-3918	agricultural
ssh-3918	development
ssh-3918	model
ssh-3918	sales
ssh-3918	products
ssh-3918	analysis
ssh-3918	online
ssh-3918	social
ssh-3918	village
ssh-3918	farmers
ssh-3918	research
ssh-3918	paper