SN4 ""

No	Pattern	Freq
1	[coord] it is [adv] [adj]	1230
2	but [pers pn] is [adv] [adj]	726
3	and [pers pn] is [adv] [adj]	647
4	[coord] [pers pn] is very [adj]	171
5	[coord] [pers pn] is also [adj]	146
6	[coord] he is [adv] [adj]	105
7	[coord] [pers pn] is quite [adj]	89
8	[coord] [pers pn] is [adv] possible	86
9	[coord] [pers pn] is [adv] difficult	82
10	[coord] [pers pn] is [adv] important	72
11	[coord] [pers pn] is more [adj]	70
12	[coord] [pers pn] is still [adj]	65
13	[coord] [pers pn] is therefore [adj]	55
14	[coord] [pers pn] is [adv] likely	54
15	[coord] she is [adv] [adj]	54
16	[coord] [pers pn] is [adv] true	48
17	[coord] [pers pn] is [adv] clear	44
18	[coord] [pers pn] is now [adj]	42
19	[coord] [pers pn] is [adv] necessary	39
20	[coord] [pers pn] is too [adj]	38
21	[coord] [pers pn] is equally [adj]	37
22	[coord] [pers pn] is [adv] unlikely	35
23	[coord] [pers pn] is [adv] easy	32
24	[coord] [pers pn] is as [adj]	31
25	[coord] [pers pn] is certainly [adj]	30
26	[coord] [pers pn] is often [adj]	28
27	[coord] [pers pn] is always [adj]	28
28	[coord] [pers pn] is highly [adj]	27
29	[coord] [pers pn] is less [adj]	26
30	[coord] [pers pn] is hardly [adj]	24