SN4 ""

No	Pattern	Freq
1	is [adv] [vb pp] that	1256
2	is generally [verb] that	163
3	is well [verb] that	162
4	is often [verb] that	158
5	is [adv] known that	147
6	is [adv] know that	147
7	is [adv] say that	128
8	is now [verb] that	126
9	is also [verb] that	120
10	is [adv] assume that	109
11	is [adv] assumed that	109
12	is [adv] [v-ing] that	103
13	is [adv] said that	99
14	is sometimes [verb] that	96
15	is [adv] accept that	90
16	is [adv] accepted that	89
17	is widely [verb] that	88
18	is [adv] argue that	77
19	is [adv] argued that	73
20	is [adv] suggest that	61
21	is [adv] believe that	56
22	is [adv] believed that	56
23	is [adv] suggested that	53
24	is so [verb] that	51
25	is [adv] recognise that	51
26	is [adv] recognised that	49
27	is [adv] agree that	42
28	is [adv] agreed that	41
29	is [adv] establish that	38
30	is [adv] established that	38