SN4 ""

No	Pattern	Freq
1	be [vb pp] at a [adj]	677
2	[be] [vb pp] at a [adj]	677
3	[be] [vb pp] at a [adj]	260
4	be [vb pp] at a [adj]	260
5	[was/were] [vb pp] at a [adj]	166
6	[noun] [vb pp] at a [adj]	161
7	[is] [vb pp] at a [adj]	108
8	[adv] [vb pp] at a [adj]	106
9	is [vb pp] at a [adj]	106
10	was [vb pp] at a [adj]	103
11	[verb] [vb pp] at a [adj]	101
12	[adv] [vb pp] at a [adj]	97
13	have [vb pp] at a [adj]	96
14	[noun sg] [vb pp] at a [adj]	93
15	[noun pl] [vb pp] at a [adj]	65
16	were [vb pp] at a [adj]	63
17	[am/are] [vb pp] at a [adj]	57
18	[been] [vb pp] at a [adj]	53
19	been [vb pp] at a [adj]	53
20	are [vb pp] at a [adj]	52
21	[conj] [vb pp] at a [adj]	50
22	[vb infin] [vb pp] at a [adj]	38
23	have [vb pp] at a [adj]	38
24	[coord] [vb pp] at a [adj]	34
25	[being] [vb pp] at a [adj]	33
26	being [vb pp] at a [adj]	33
27	and [vb pp] at a [adj]	26
28	and [vb pp] at a [adj]	26
29	[vb past] [vb pp] at a [adj]	23
30	had [vb pp] at a [adj]	21