SN4 ""

No	Pattern	Freq
1	it is [adv] [conj] [det]	53
2	[pers pn] is [adv] [conj] [det]	37
3	[pers pn] is [adv] [that] [det]	34
4	[pers pn] is [adv] that [det]	34
5	[pers pn] is [adv] that [det]	34
6	[pers pn] is [adv] [subord] [det]	17
7	[pers pn] is not [conj] [det]	17
8	[pers pn] is [not/n't] [conj] [det]	17
9	[pers pn] is not [conj] [det]	15
10	[pers pn] is [adv] [conj] all	9
11	[pers pn] is [adv] [conj] these	9
12	[pers pn] is [adv] because [det]	8
13	[pers pn] is [adv] because [det]	8
14	[pers pn] is only [conj] [det]	7
15	[pers pn] is only [conj] [det]	7
16	[pers pn] is [adv] [conj] that	7
17	[pers pn] is precisely [conj] [det]	6
18	[pers pn] is precisely [conj] [det]	6
19	[pers pn] is [adv] [conj] this	6
20	[pers pn] is [adv] [conj] some	5
21	[pers pn] is here [conj] [det]	5
22	[pers pn] is here [conj] [det]	5