SN4 ""

No	Pattern	Freq
1	[subord] it is [adv] [vb pp] that	72
2	although [pers pn] is [adv] [vb pp] that	18
3	[subord] [pers pn] is well [vb pp] that	13
4	[subord] [pers pn] is generally [vb pp] that	13
5	[subord] [pers pn] is [adv] known that	11
6	as [pers pn] is [adv] [vb pp] that	10
7	[subord] [pers pn] is now [vb pp] that	10
8	though [pers pn] is [adv] [vb pp] that	8
9	[subord] [pers pn] is [adv] accepted that	8
10	[subord] [pers pn] is [adv] recognised that	7
11	[subord] [pers pn] is widely [vb pp] that	6
12	[subord] [pers pn] is often [vb pp] that	6
13	because [pers pn] is [adv] [vb pp] that	6
14	since [pers pn] is [adv] [vb pp] that	6
15	if [pers pn] is [adv] [vb pp] that	5
16	[subord] [pers pn] is [adv] assumed that	5