id	keyword
aesr-3768	labor
aesr-3768	respondents
aesr-3768	area
aesr-3768	population
aesr-3768	farm
aesr-3768	table
aesr-3768	distribution
aesr-3768	migration
aesr-3768	nigeria
aesr-3768	supply
aesr-3768	dynamics
aesr-3768	age
aesr-3768	agricultural