SN4 ""

No	Pattern	Freq
1	[adj] [to-vb] at [det]	212
2	[adj] [to-vb] at [det]	197
3	[adj] [to-vb] at this	55
4	[adj] [to-vb] at all	53
5	able [to-vb] at [det]	40
6	able [to-vb] at [det]	40
7	[adj] to look at [det]	37
8	[adj] [to-vb] at any	33
9	[adj] [to-vb] at that	27
10	[adj] [to-vb] at some	16
11	difficult [to-vb] at [det]	16
12	difficult [to-vb] at [det]	16
13	important [to-vb] at [det]	10
14	unable [to-vb] at [det]	10
15	unable [to-vb] at [det]	10
16	important [to-vb] at [det]	10
17	likely [to-vb] at [det]	9
18	[adj] [to-vb] at such	9
19	likely [to-vb] at [det]	9
20	ready [to-vb] at [det]	8
21	ready [to-vb] at [det]	8
22	good [to-vb] at [det]	7
23	[adj] [to-vb] at each	7
24	[det] [to-vb] at [det]	7
25	[adj] to arrive at [det]	6
26	impossible [to-vb] at [det]	6
27	[adj -er] [to-vb] at [det]	6
28	necessary [to-vb] at [det]	6
29	necessary [to-vb] at [det]	6
30	impossible [to-vb] at [det]	6