SN4 ""

No	Pattern	Freq
1	[pers pn] is [adv] [verb] that	1214
2	it is [adv] [verb] that	1206
3	it is [adv] [verb] that	1206
4	[pron] is [adv] [vb pp] that	1183
5	[pron] is generally [verb] that	163
6	[pron] is well [verb] that	160
7	[pron] is often [verb] that	151
8	[pron] is [adv] known that	147
9	[pron] is [adv] know that	147
10	[pron] is also [verb] that	112
11	[pron] is [adv] assume that	109
12	[pron] is [adv] assumed that	109
13	[pron] is [adv] say that	104
14	[pron] is now [verb] that	103
15	[pron] is [adv] said that	98
16	[pron] is sometimes [verb] that	95
17	[pron] is [adv] accept that	89
18	[pron] is [adv] accepted that	89
19	[pron] is widely [verb] that	88
20	[pron] is [adv] argue that	73
21	[pron] is [adv] argued that	73
22	[pron] is [adv] believe that	56
23	[pron] is [adv] believed that	56
24	[pron] is [adv] suggest that	54
25	[pron] is [adv] suggested that	53
26	[pron] is [adv] [v-ing] that	50
27	[pron] is [adv] recognise that	50
28	[pron] is [adv] recognised that	49
29	[pron] is [adv] agree that	42
30	[pron] is [adv] agreed that	41