id	keyword
aiti-11508	plastic
aiti-11508	paving
aiti-11508	blocks
aiti-11508	strength
aiti-11508	compressive
aiti-11508	waste
aiti-11508	water
aiti-11508	vol
aiti-11508	sand
aiti-11508	mixture
aiti-11508	absorption
aiti-11508	quality
aiti-11508	concrete