SN4 ""

No	Pattern	Freq
1	[noun] is [vb pp] [adv] that	96
2	[noun sg] is [vb pp] [adv] that	90
3	[pron] is [vb pp] [adv] that	57
4	it is [vb pp] [adv] that	46
5	[pers pn] is [vb pp] [adv] that	46
6	it is [vb pp] [adv] that	46
7	[Wh det] is [vb pp] [adv] that	7
8	which is [vb pp] [adv] that	6
9	which is [vb pp] [adv] that	6
10	[noun pl] is [vb pp] [adv] that	5
11	is [adv] [vb pp] [adv] that	41
12	is [adv] [vb pp] [adv] that	39
13	is [vb pp] [adv] [adv] that	35
14	is [vb pp] [adv] [adv] that	25
15	is [vb pp] [adv prt] [adv] that	10
16	is [vb pp] [adv] [adv] that	25
17	is [vb pp] [adv] [adv] that	25
18	is [vb pp] [adv] so that	19
19	is [vb pp] [adv] so that	19
20	is [vb pp] [adv] [adj] that	10
21	is [vb pp] [adv] [adj] that	9
22	is [vb pp] [adv] [verb] that	8
23	is [vb pp] [adv] [to-vb] that	8
24	is [vb pp] [adv] that [art]	59
25	is [vb pp] [adv] that [art]	59
26	is [vb pp] [adv] that the	50
27	is [vb pp] [adv] that the	50
28	is [vb pp] [adv] that [pron]	46
29	is [vb pp] [adv] that [pers pn]	34
30	is [vb pp] [adv] that [noun]	24