question@@1	question	query	16
question@@1	question	inquiry	7
question@@1	question	examination	3
question@@1	question	request	3
question@@1	question	challenge	2
question@@1	question	doubt	2
question@@1	question	interrogative statement	2
question@@1	question	investigation	2
question@@1	question	problem	2
question@@1	question	test question	2
question@@2	question	issue	10
question@@2	question	doubt	8
question@@2	question	contention	7
question@@2	question	debate	5
question@@2	question	challenge	4
question@@2	question	dispute	4
question@@2	question	consideration	3
question@@2	question	controversy	3
question@@2	question	difficulty	3
question@@2	question	problem	3
question@@2	question	under debate	3