SN4 ""

No	Pattern	Freq
1	[pron] [be] perhaps	1081
2	[pers pn] [be] perhaps	793
3	[noun] [be] perhaps	739
4	it [be] perhaps	643
5	it [be] perhaps	643
6	[noun sg] [be] perhaps	469
7	[adj] [be] perhaps	281
8	[det] [be] perhaps	241
9	this [be] perhaps	174
10	this [be] perhaps	174
11	[Wh det] [be] perhaps	168
12	[noun pl] [be] perhaps	151
13	[noun prp] [be] perhaps	102
14	which [be] perhaps	100
15	which [be] perhaps	100
16	[conj] [be] perhaps	100
17	there [be] perhaps	86
18	[ex0] [be] perhaps	86
19	there [be] perhaps	86
20	what [be] perhaps	68
21	what [be] perhaps	68
22	[coord] [be] perhaps	61
23	that [be] perhaps	49
24	that [be] perhaps	49
25	they [be] perhaps	46
26	[verb] [be] perhaps	46
27	they [be] perhaps	44
28	he [be] perhaps	44
29	he [be] perhaps	41
30	and [be] perhaps	40