SN4 ""

No	Pattern	Freq
1	[pron] [is] perhaps [adv]	211
2	[pers pn] [is] perhaps [adv]	155
3	it [is] perhaps [adv]	143
4	it [is] perhaps [adv]	143
5	[noun] [is] perhaps [adv]	122
6	[noun sg] [is] perhaps [adv]	96
7	[adj] [is] perhaps [adv]	58
8	[det] [is] perhaps [adv]	55
9	[Wh det] [is] perhaps [adv]	47
10	this [is] perhaps [adv]	40
11	this [is] perhaps [adv]	40
12	what [is] perhaps [adv]	24
13	what [is] perhaps [adv]	24
14	[conj] [is] perhaps [adv]	23
15	which [is] perhaps [adv]	23
16	which [is] perhaps [adv]	23
17	[coord] [is] perhaps [adv]	14
18	that [is] perhaps [adv]	14
19	that [is] perhaps [adv]	14
20	[noun pl] [is] perhaps [adv]	14
21	[noun prp] [is] perhaps [adv]	12
22	he [is] perhaps [adv]	9
23	he [is] perhaps [adv]	9
24	[that] [is] perhaps [adv]	8
25	that [is] perhaps [adv]	8
26	that [is] perhaps [adv]	8
27	and [is] perhaps [adv]	7
28	and [is] perhaps [adv]	7
29	[ex0] [is] perhaps [adv]	6
30	there [is] perhaps [adv]	6