SN4 ""

No	Pattern	Freq
1	[conj] it have been [verb] in	120
2	[subord] it have been [verb] in	82
3	if it have been [verb] in	27
4	if it have been [verb] in	27
5	[coord] it have been [verb] in	20
6	that it have been [verb] in	18
7	that it have been [verb] in	18
8	[that] it have been [verb] in	18
9	[noun] it have been [verb] in	15
10	[verb] it have been [verb] in	13
11	as it have been [verb] in	12
12	as it have been [verb] in	12
13	and it have been [verb] in	10
14	and it have been [verb] in	10
15	[noun sg] it have been [verb] in	10
16	but it have been [verb] in	10
17	but it have been [verb] in	10
18	though it have been [verb] in	8
19	[prep] it have been [verb] in	8
20	though it have been [verb] in	8
21	[prep] it have been [verb] in	8
22	[adv] it have been [verb] in	8
23	[adj] it have been [verb] in	6
24	where it have been [verb] in	6
25	because it have been [verb] in	6
26	after it have been [verb] in	6
27	where it have been [verb] in	6
28	after it have been [verb] in	6
29	because it have been [verb] in	6
30	time it have been [verb] in	5