SN4 ""

No	Pattern	Freq
1	[noun] [adv] is [prep]	257
2	[noun sg] [adv] is [prep]	221
3	[pron] [adv] is [prep]	139
4	[verb] [adv] is [prep]	113
5	[pers pn] [adv] is [prep]	66
6	[adv] [adv] is [prep]	56
7	it [adv] is [prep]	48
8	it [adv] is [prep]	48
9	[adv] [adv] is [prep]	43
10	[conj] [adv] is [prep]	40
11	[indef pn] [adv] is [prep]	36
12	[coord] [adv] is [prep]	35
13	[vb pp] [adv] is [prep]	32
14	[vb base] [adv] is [prep]	27
15	and [adv] is [prep]	27
16	and [adv] is [prep]	27
17	[Wh det] [adv] is [prep]	24
18	[to-vb] [adv] is [prep]	18
19	do [adv] is [prep]	18
20	[noun prp] [adv] is [prep]	16
21	[adj] [adv] is [prep]	16
22	emphasis [adv] is [prep]	15
23	emphasis [adv] is [prep]	15
24	so [adv] is [prep]	14
25	[prep] [adv] is [prep]	14
26	what [adv] is [prep]	14
27	so [adv] is [prep]	14
28	[noun pl] [adv] is [prep]	14
29	what [adv] is [prep]	14
30	[v-ing] [adv] is [prep]	14