SN4 ""

No	Pattern	Freq
1	[noun] is [vb pp] at the [noun]	287
2	[noun sg] is [vb pp] at the [noun]	245
3	[pron] is [vb pp] at the [noun]	70
4	[Wh det] is [vb pp] at the [noun]	30
5	[pers pn] is [vb pp] at the [noun]	30
6	[adj] is [vb pp] at the [noun]	29
7	it is [vb pp] at the [noun]	27
8	it is [vb pp] at the [noun]	27
9	[noun pl] is [vb pp] at the [noun]	27
10	which is [vb pp] at the [noun]	25
11	which is [vb pp] at the [noun]	25
12	[conj] is [vb pp] at the [noun]	18
13	[coord] is [vb pp] at the [noun]	15
14	[noun prp] is [vb pp] at the [noun]	15
15	[det] is [vb pp] at the [noun]	14
16	and is [vb pp] at the [noun]	14
17	and is [vb pp] at the [noun]	14
18	this is [vb pp] at the [noun]	11
19	this is [vb pp] at the [noun]	11
20	[num] is [vb pp] at the [noun]	10
21	message is [vb pp] at the [noun]	9
22	message is [vb pp] at the [noun]	7
23	[indef pn] is [vb pp] at the [noun]	6
24	is [adv] [vb pp] at the [noun]	109
25	is [adv] [vb pp] at the [noun]	89
26	is [being] [vb pp] at the [noun]	51
27	is [be] [vb pp] at the [noun]	51
28	is being [vb pp] at the [noun]	51
29	is be [vb pp] at the [noun]	51
30	is [not/n't] [vb pp] at the [noun]	20