SN4 ""

No	Pattern	Freq
1	[pron] is [pron] [adv]	690
2	there is [pron] [adv]	465
3	there is [pron] [adv]	465
4	[ex0] is [pron] [adv]	465
5	[noun] is [pron] [adv]	369
6	[conj] is [pron] [adv]	335
7	[coord] is [pron] [adv]	320
8	[noun sg] is [pron] [adv]	312
9	[adv] is [pron] [adv]	302
10	[Wh adv] is [pron] [adv]	198
11	[adj] is [pron] [adv]	154
12	or is [pron] [adv]	149
13	or is [pron] [adv]	149
14	[Wh det] is [pron] [adv]	129
15	why is [pron] [adv]	119
16	why is [pron] [adv]	119
17	[det] is [pron] [adv]	104
18	[adv] is [pron] [adv]	99
19	what is [pron] [adv]	90
20	what is [pron] [adv]	90
21	nor is [pron] [adv]	88
22	nor is [pron] [adv]	88
23	[pers pn] is [pron] [adv]	79
24	[verb] is [pron] [adv]	67
25	it is [pron] [adv]	64
26	it is [pron] [adv]	64
27	where is [pron] [adv]	60
28	where is [pron] [adv]	60
29	but is [pron] [adv]	59
30	but is [pron] [adv]	59