SN4 ""

No	Pattern	Freq
1	[verb] [to-vb] up to	609
2	[noun] [to-vb] up to	341
3	[noun sg] [to-vb] up to	223
4	[vb pp] [to-vb] up to	174
5	[adj] [to-vb] up to	146
6	[adj] [to-vb] up to	137
7	have [to-vb] up to	131
8	[vb past] [to-vb] up to	115
9	[vb base] [to-vb] up to	90
10	[noun pl] [to-vb] up to	86
11	[vb infin] [to-vb] up to	79
12	fail [to-vb] up to	75
13	[v-ing] [to-vb] up to	74
14	[pron] [to-vb] up to	69
15	[vb -s] [to-vb] up to	59
16	[pers pn] [to-vb] up to	55
17	[adv] [to-vb] up to	54
18	able [to-vb] up to	47
19	able [to-vb] up to	47
20	expect [to-vb] up to	42
21	want [to-vb] up to	36
22	have [to-vb] up to	33
23	[adv] [to-vb] up to	33
24	had [to-vb] up to	31
25	have [to-vb] up to	31
26	expected [to-vb] up to	31
27	failed [to-vb] up to	28
28	[vb mod] [to-vb] up to	26
29	[modal v] [to-vb] up to	26
30	go [to-vb] up to	25