SN4 ""

No	Pattern	Freq
1	[noun] it be [adj] for [pron]	48
2	[noun] it be [adj] for [pron]	43
3	[noun] it be [adj] for [pers pn]	36
4	[noun sg] it be [adj] for [pron]	33
5	[noun] it is [adj] for [pron]	28
6	[noun pl] it be [adj] for [pron]	14
7	[noun] it was [adj] for [pron]	14
8	[noun] it be [adj] for [indef pn]	8
9	[noun] it be impossible for [pron]	8
10	[noun] it be impossible for [pron]	8
11	[noun] it be [adj] for you	7
12	[noun] it be [adj] for you	7
13	[noun] it be [adj] for he	7
14	[noun] it be [adj] for him	7
15	[noun] it be [adj] for we	6
16	[noun] it be [adj] for they	6
17	[noun] it be necessary for [pron]	6
18	[noun] it be [adj] for us	6
19	[noun] it be necessary for [pron]	6
20	[noun] it 's [adj] for [pron]	6
21	[noun] it be [adj] for them	6
22	[noun] it be [adj -er] for [pron]	5
23	[noun] it be difficult for [pron]	5
24	[noun] it be [adj] for i	5
25	[noun] it be difficult for [pron]	5
26	[noun] it be [adj] for me	5