SN4 ""

No	Pattern	Freq
31	[noun] [subord] it is [verb] that	73
32	[noun] [noun] it is [verb] that	28
33	[noun] if it is [verb] that	19
34	[noun] if it is [verb] that	19
35	[noun] [noun sg] it is [verb] that	19
36	[noun] but it is [verb] that	15
37	[noun] but it is [verb] that	15
38	[noun] [adv] it is [verb] that	13
39	[noun] when it is [verb] that	12
40	[noun] when it is [verb] that	12
41	[noun] [verb] it is [verb] that	11
42	[noun] where it is [verb] that	9
43	[noun] where it is [verb] that	9
44	[noun] [adj] it is [verb] that	8
45	[noun] [num] it is [verb] that	8
46	[noun] [Wh adv] it is [verb] that	8
47	[noun] where it is [verb] that	7
48	[noun] where it is [verb] that	7
49	[noun] because it is [verb] that	7
50	[noun] once it is [verb] that	7
51	[noun] once it is [verb] that	7
52	[noun] because it is [verb] that	7
53	[noun] as it is [verb] that	6
54	[noun] as it is [verb] that	6
55	[noun] that it is [verb] that	5
56	[noun] [adv] it is [verb] that	5
57	[noun] until it is [verb] that	5
58	[noun] [that] it is [verb] that	5
59	[noun] that it is [verb] that	5
60	[noun] until it is [verb] that	5