id	keyword
iogr-1308	drilling
iogr-1308	mud
iogr-1308	fluid
iogr-1308	husk
iogr-1308	rice
iogr-1308	oil
iogr-1308	ash
iogr-1308	figure
iogr-1308	loss
iogr-1308	water
iogr-1308	additives
iogr-1308	filtrate