SN4 ""

No	Pattern	Freq
1	[noun] [verb] and even	55
2	[be] [verb] and even	51
3	be [verb] and even	51
4	[adv] [verb] and even	39
5	[adv] [verb] and even	38
6	[noun sg] [verb] and even	35
7	[verb] [verb] and even	31
8	[pron] [verb] and even	22
9	[adj] [verb] and even	21
10	[adj] [verb] and even	19
11	[vb mod] [verb] and even	18
12	[modal v] [verb] and even	18
13	[pers pn] [verb] and even	18
14	[was/were] [verb] and even	15
15	[noun pl] [verb] and even	14
16	be [verb] and even	14
17	[be] [verb] and even	14
18	[conj] [verb] and even	13
19	[vb past] [verb] and even	13
20	[coord] [verb] and even	11
21	was [verb] and even	10
22	and [verb] and even	9
23	and [verb] and even	9
24	[prep] [verb] and even	8
25	have [verb] and even	8
26	[prep] [verb] and even	8
27	[vb base] [verb] and even	7
28	[am/are] [verb] and even	7
29	[is] [verb] and even	6
30	difficult [verb] and even	6