SN4 ""

No	Pattern	Freq
1	[pron] [is] perhaps a	64
2	[pers pn] [is] perhaps a	47
3	it [is] perhaps a	44
4	it [is] perhaps a	44
5	[noun] [is] perhaps a	31
6	[noun sg] [is] perhaps a	26
7	[adj] [is] perhaps a	23
8	[det] [is] perhaps a	21
9	this [is] perhaps a	15
10	this [is] perhaps a	15
11	[ex0] [is] perhaps a	11
12	there [is] perhaps a	11
13	there [is] perhaps a	11
14	that [is] perhaps a	6
15	that [is] perhaps a	6
16	[Wh det] [is] perhaps a	6
17	[is] perhaps [adv] a	16
18	[is] perhaps [not/n't] a	9
19	[is] perhaps not a	9
20	[is] perhaps not a	9
21	[is] perhaps [adv] a	7
22	[is] perhaps [verb] a	5
23	[is] perhaps a [noun sg]	59
24	[is] perhaps a [noun]	59
25	[is] perhaps a [adj]	55
26	[is] perhaps a [adj]	48
27	[is] perhaps a [adv]	26
28	[is] perhaps a [adv]	25
29	[is] perhaps a little	12
30	[is] perhaps a little	12