id	keyword
fis-3857	service loads
fis-3857	opening
fis-3857	opening beam
fis-3857	rectangular
fis-3857	shear
fis-3857	beams
fis-3857	failure
fis-3857	circular
fis-3857	strengthening
fis-3857	model
fis-3857	loads level
fis-3857	beam model
fis-3857	rc beams
fis-3857	opening models
fis-3857	cfrp
fis-3857	opening strengthening
fis-3857	concrete
fis-3857	cracks
fis-3857	cracking
fis-3857	opening cfrp