SN4 ""

No	Pattern	Freq
1	[verb] [to-vb] [subord] the	726
2	[noun] [to-vb] [subord] the	478
3	[adj] [to-vb] [subord] the	435
4	[adj] [to-vb] [subord] the	363
5	[noun sg] [to-vb] [subord] the	329
6	[vb pp] [to-vb] [subord] the	171
7	[vb past] [to-vb] [subord] the	160
8	[adv] [to-vb] [subord] the	155
9	[vb infin] [to-vb] [subord] the	131
10	have [to-vb] [subord] the	128
11	[noun pl] [to-vb] [subord] the	120
12	[v-ing] [to-vb] [subord] the	98
13	[vb base] [to-vb] [subord] the	93
14	[adv] [to-vb] [subord] the	93
15	[pron] [to-vb] [subord] the	76
16	difficult [to-vb] [subord] the	67
17	difficult [to-vb] [subord] the	67
18	be [to-vb] [subord] the	63
19	[be] [to-vb] [subord] the	63
20	[vb -s] [to-vb] [subord] the	57
21	easy [to-vb] [subord] the	53
22	[adj -er] [to-vb] [subord] the	49
23	have [to-vb] [subord] the	48
24	begin [to-vb] [subord] the	43
25	[adv prt] [to-vb] [subord] the	42
26	[pers pn] [to-vb] [subord] the	42
27	want [to-vb] [subord] the	41
28	had [to-vb] [subord] the	41
29	likely [to-vb] [subord] the	35
30	likely [to-vb] [subord] the	35