SN4 ""

No	Pattern	Freq
1	[conj] it was [verb] that a	66
2	[noun] it was [verb] that a	41
3	[adj] it was [verb] that a	38
4	[num] it was [verb] that a	37
5	[subord] it was [verb] that a	36
6	[coord] it was [verb] that a	29
7	and it was [verb] that a	25
8	[noun sg] it was [verb] that a	25
9	and it was [verb] that a	25
10	[adv] it was [verb] that a	18
11	[Wh adv] it was [verb] that a	11
12	[noun prp] it was [verb] that a	10
13	if it was [verb] that a	8
14	if it was [verb] that a	8
15	when it was [verb] that a	8
16	when it was [verb] that a	8
17	where it was [verb] that a	7
18	[pron] it was [verb] that a	7
19	after it was [verb] that a	7
20	where it was [verb] that a	7
21	after it was [verb] that a	7
22	[noun pl] it was [verb] that a	6
23	which it was [verb] that a	6
24	which it was [verb] that a	6
25	[Wh det] it was [verb] that a	6
26	time it was [verb] that a	5
27	[adv] it was [verb] that a	5
28	it was [adv] [verb] that a	35
29	it was [adv] [verb] that a	35
30	it was also [verb] that a	17