id	keyword
esrj-21112	resistivity
esrj-21112	depth
esrj-21112	groundwater
esrj-21112	imaging
esrj-21112	rock
esrj-21112	contamination
esrj-21112	study
esrj-21112	area
esrj-21112	india
esrj-21112	zone
esrj-21112	survey
esrj-21112	tamil