SN4 ""

No	Pattern	Freq
1	it is [adv] [vb pp] that	1169
2	[pers pn] is generally [vb pp] that	162
3	[pers pn] is well [vb pp] that	160
4	[pers pn] is often [vb pp] that	150
5	[pers pn] is [adv] known that	147
6	[pers pn] is also [vb pp] that	109
7	[pers pn] is [adv] assumed that	109
8	[pers pn] is now [vb pp] that	102
9	[pers pn] is [adv] said that	98
10	[pers pn] is sometimes [vb pp] that	95
11	[pers pn] is widely [vb pp] that	88
12	[pers pn] is [adv] accepted that	88
13	[pers pn] is [adv] argued that	73
14	[pers pn] is [adv] believed that	56
15	[pers pn] is [adv] suggested that	53
16	[pers pn] is [adv] recognised that	49
17	[pers pn] is [adv] agreed that	41
18	[pers pn] is [adv] established that	36
19	[pers pn] is [adv] thought that	36
20	[pers pn] is commonly [vb pp] that	31
21	[pers pn] is [adv] recommended that	30
22	[pers pn] is strongly [vb pp] that	28
23	[pers pn] is [adv] claimed that	27
24	[pers pn] is usually [vb pp] that	25
25	[pers pn] is therefore [vb pp] that	23
26	[pers pn] is [adv] recognized that	20
27	[pers pn] is further [vb pp] that	17
28	[pers pn] is [adv] found that	16
29	[pers pn] is frequently [vb pp] that	16
30	[pers pn] is [adv] held that	14