id	keyword
ajaset-57	gas
ajaset-57	cng
ajaset-57	lpg
ajaset-57	science
ajaset-57	bangladesh
ajaset-57	engineering
ajaset-57	technology
ajaset-57	agricultural
ajaset-57	scenario
ajaset-57	vehicles
ajaset-57	demand
ajaset-57	fuel
ajaset-57	energy