SN4 ""

No	Pattern	Freq
1	[verb] to be [vb pp] for	826
2	[noun] to be [vb pp] for	670
3	[noun sg] to be [vb pp] for	399
4	have to be [vb pp] for	367
5	be to be [vb pp] for	310
6	[be] to be [vb pp] for	310
7	[noun pl] to be [vb pp] for	230
8	[vb past] to be [vb pp] for	201
9	[adj] to be [vb pp] for	192
10	[vb infin] to be [vb pp] for	171
11	[vb -s] to be [vb pp] for	155
12	[adv] to be [vb pp] for	153
13	[vb base] to be [vb pp] for	134
14	[is] to be [vb pp] for	130
15	is to be [vb pp] for	128
16	had to be [vb pp] for	122
17	[adj] to be [vb pp] for	120
18	[vb pp] to be [vb pp] for	111
19	need to be [vb pp] for	111
20	[was/were] to be [vb pp] for	109
21	[adv] to be [vb pp] for	89
22	[pron] to be [vb pp] for	89
23	has to be [vb pp] for	84
24	have to be [vb pp] for	80
25	[am/are] to be [vb pp] for	71
26	are to be [vb pp] for	71
27	was to be [vb pp] for	68
28	have to be [vb pp] for	60
29	[indef pn] to be [vb pp] for	58
30	[det] to be [vb pp] for	54