SN4 ""

No	Pattern	Freq
1	it is [adj] that [det] [noun pl]	237
2	[pers pn] is [adj] that these [noun pl]	58
3	[pers pn] is [adj] that all [noun pl]	41
4	[pers pn] is clear that [det] [noun pl]	34
5	[pers pn] is [adj] that some [noun pl]	34
6	[pers pn] is [adj] that such [noun pl]	33
7	[pers pn] is likely that [det] [noun pl]	27
8	[pers pn] is essential that [det] [noun pl]	22
9	[pers pn] is [adj] that many [noun pl]	22
10	[pers pn] is true that [det] [noun pl]	21
11	[pers pn] is possible that [det] [noun pl]	21
12	[pers pn] is [adj] that most [noun pl]	18
13	[pers pn] is important that [det] [noun pl]	17
14	[pers pn] is unlikely that [det] [noun pl]	12
15	[pers pn] is probable that [det] [noun pl]	11
16	[pers pn] is [adj] that both [noun pl]	11
17	[pers pn] is [adj] that those [noun pl]	11
18	[pers pn] is vital that [det] [noun pl]	10
19	he is [adj] that [det] [noun pl]	7
20	[pers pn] is [adj] that [det] members	7
21	[pers pn] is [adj] that any [noun pl]	7
22	[pers pn] is significant that [det] [noun pl]	5
23	[pers pn] is [adj] that [det] changes	5
24	[pers pn] is [adj] that [det] countries	5