SN4 ""

No	Pattern	Freq
1	be [adv] to do [prep]	163
2	[be] [adv] to do [prep]	163
3	[is] [adv] to do [prep]	88
4	[verb] [adv] to do [prep]	81
5	have [adv] to do [prep]	50
6	[vb past] [adv] to do [prep]	49
7	is [adv] to do [prep]	46
8	had [adv] to do [prep]	43
9	's [adv] to do [prep]	42
10	[pron] [adv] to do [prep]	41
11	[was/were] [adv] to do [prep]	40
12	[adv] [adv] to do [prep]	35
13	was [adv] to do [prep]	34
14	[indef pn] [adv] to do [prep]	28
15	[am/are] [adv] to do [prep]	28
16	are [adv] to do [prep]	26
17	[conj] [adv] to do [prep]	21
18	[adv] [adv] to do [prep]	21
19	[coord] [adv] to do [prep]	19
20	[noun] [adv] to do [prep]	17
21	[noun sg] [adv] to do [prep]	16
22	and [adv] to do [prep]	15
23	and [adv] to do [prep]	15
24	nothing [adv] to do [prep]	13
25	nothing [adv] to do [prep]	13
26	[not/n't] [adv] to do [prep]	13
27	not [adv] to do [prep]	13
28	not [adv] to do [prep]	12
29	[vb pp] [adv] to do [prep]	12
30	[adj] [adv] to do [prep]	10