SN4 ""

No	Pattern	Freq
1	[noun] [coord] [pron] is often	18
2	[noun sg] [coord] [pron] is often	11
3	[noun pl] [coord] [pron] is often	6
4	[adv] [coord] [pron] is often	5
5	[coord] [noun] [pron] is often	6
6	[coord] [noun sg] [pron] is often	5
7	[coord] [pron] [noun] is often	11
8	[coord] [pron] [noun sg] is often	10
9	[coord] [pron] is [adv] often	21
10	[coord] [pron] is [adv] often	15
11	[coord] [pron] is not often	6
12	[coord] [pron] is not often	6
13	[coord] [pron] is [not/n't] often	6
14	[coord] [pron] is often [adj]	46
15	[coord] [pron] is often [verb]	32
16	[coord] [pron] is often [vb pp]	32
17	[coord] [pron] is often [adj]	31
18	[coord] [pron] is often [art]	20
19	[coord] [pron] is often [art]	20
20	[coord] [pron] is often a	12
21	[coord] [pron] is often a	12
22	[coord] [pron] is often difficult	10
23	[coord] [pron] is often difficult	10
24	[coord] [pron] is often [det]	8
25	[coord] [pron] is often the	8
26	[coord] [pron] is often the	8
27	[coord] [pron] is often [adj -er]	7
28	[coord] [pron] is often easier	5
29	[coord] [pron] is often easy	5