SN4 ""

No	Pattern	Freq
1	[conj] it is [vb pp] that [det]	113
2	[coord] [pers pn] is [vb pp] that [det]	62
3	[subord] [pers pn] is [vb pp] that [det]	52
4	and [pers pn] is [vb pp] that [det]	41
5	and [pers pn] is [vb pp] that [det]	41
6	[conj] [pers pn] is [vb pp] that this	28
7	but [pers pn] is [vb pp] that [det]	21
8	but [pers pn] is [vb pp] that [det]	21
9	if [pers pn] is [vb pp] that [det]	18
10	if [pers pn] is [vb pp] that [det]	18
11	[conj] [pers pn] is [vb pp] that these	16
12	[conj] [pers pn] is [vb pp] that some	16
13	[conj] [pers pn] is [vb pp] that such	14
14	[conj] [pers pn] is hoped that [det]	13
15	[conj] [pers pn] is thought that [det]	11
16	although [pers pn] is [vb pp] that [det]	6
17	[conj] [pers pn] is [vb pp] that more	6
18	[conj] [pers pn] is known that [det]	6
19	[conj] [pers pn] is felt that [det]	6
20	[conj] [pers pn] is understood that [det]	6
21	although [pers pn] is [vb pp] that [det]	6
22	[conj] [pers pn] is believed that [det]	6
23	[conj] [pers pn] is assumed that [det]	6
24	[conj] [pers pn] is [vb pp] that those	5
25	[conj] [pers pn] is [vb pp] that most	5
26	though [pers pn] is [vb pp] that [det]	5
27	[conj] [pers pn] is [vb pp] that many	5
28	though [pers pn] is [vb pp] that [det]	5
29	[conj] [pers pn] is recognised that [det]	5
30	[conj] [pers pn] is [vb pp] that all	5