SN4 ""

No	Pattern	Freq
1	be [adj] [to-vb] at a	49
2	[be] [adj] [to-vb] at a	49
3	[be] [adj] [to-vb] at a	21
4	be [adj] [to-vb] at a	21
5	[adv] [adj] [to-vb] at a	14
6	[adv] [adj] [to-vb] at a	13
7	[is] [adj] [to-vb] at a	13
8	is [adj] [to-vb] at a	13
9	[was/were] [adj] [to-vb] at a	10
10	was [adj] [to-vb] at a	5
11	were [adj] [to-vb] at a	5
12	[adj] [noun] [to-vb] at a	29
13	[adj] [noun sg] [to-vb] at a	21
14	[adj] [noun pl] [to-vb] at a	7
15	[adj] [to-vb] [noun] at a	27
16	[adj] [to-vb] [adv] at a	11
17	[adj] [to-vb] [noun sg] at a	10
18	[adj] [to-vb] [noun pl] at a	10
19	[adj] [to-vb] [pron] at a	10
20	[adj] [to-vb] [adv prt] at a	7
21	[adj] [to-vb] [n mass] at a	6
22	[adj] [to-vb] [pers pn] at a	5
23	[adj] [to-vb] at least a	7
24	[adj] [to-vb] at [adv] a	7
25	[adj] [to-vb] at least a	7
26	[adj] [to-vb] at [adv] a	7
27	[adj] [to-vb] at a [noun]	39
28	[adj] [to-vb] at a [noun sg]	38
29	[adj] [to-vb] at a [adj]	32
30	[adj] [to-vb] at a [adj]	24