SN4 ""

No	Pattern	Freq
1	[conj] [pers pn] is [vb pp] that [adj]	181
2	[conj] it is [vb pp] that [adj]	180
3	[conj] it is [vb pp] that [adj]	180
4	[conj] [pron] is [vb pp] that [det]	115
5	[coord] [pron] is [vb pp] that [adj]	92
6	[subord] [pron] is [vb pp] that [adj]	89
7	and [pron] is [vb pp] that [adj]	66
8	and [pron] is [vb pp] that [adj]	66
9	[conj] [pron] is [vb pp] that [adj]	53
10	if [pron] is [vb pp] that [adj]	31
11	if [pron] is [vb pp] that [adj]	31
12	[conj] [pron] is [vb pp] that this	28
13	[conj] [pron] is [vb pp] that this	28
14	but [pron] is [vb pp] that [adj]	26
15	but [pron] is [vb pp] that [adj]	26
16	[conj] [pron] is hoped that [adj]	21
17	[conj] [pron] is [vb pp] that these	16
18	[conj] [pron] is [vb pp] that some	16
19	[conj] [pron] is [vb pp] that these	16
20	[conj] [pron] is [vb pp] that some	16
21	[conj] [pron] is thought that [adj]	16
22	[conj] [pron] is [vb pp] that such	14
23	[conj] [pron] is [vb pp] that such	14
24	[conj] [pron] is [vb pp] that [num]	13
25	[conj] [pron] is believed that [adj]	10
26	[conj] [pron] is known that [adj]	10
27	[conj] [pron] is assumed that [adj]	8
28	[conj] [pron] is accepted that [adj]	8
29	[conj] [pron] is felt that [adj]	8
30	when [pron] is [vb pp] that [adj]	8