SN4 ""

No	Pattern	Freq
1	[adj] [noun pl] it be necessary	48
2	[adj] [noun pl] it be necessary	25
3	[det] [noun pl] it be necessary	20
4	these [noun pl] it be necessary	10
5	these [noun pl] it be necessary	10
6	[noun] [noun pl] it be necessary	9
7	[prep] [noun pl] it be necessary	7
8	[prep] [noun pl] it be necessary	7
9	[noun sg] [noun pl] it be necessary	7
10	the [noun pl] it be necessary	5
11	of [noun pl] it be necessary	5
12	[art] [noun pl] it be necessary	5
13	the [noun pl] it be necessary	5
14	[art] [noun pl] it be necessary	5
15	of [noun pl] it be necessary	5
16	[noun pl] [conj] it be necessary	25
17	[noun pl] [subord] it be necessary	17
18	[noun pl] where it be necessary	7
19	[noun pl] where it be necessary	7
20	[noun pl] [adv] it be necessary	6
21	[noun pl] if it be necessary	5
22	[noun pl] if it be necessary	5
23	[noun pl] it [vb mod] be necessary	37
24	[noun pl] it [modal v] be necessary	37
25	[noun pl] it may be necessary	21
26	[noun pl] it may be necessary	21
27	[noun pl] it will be necessary	10
28	[noun pl] it will be necessary	10
29	[noun pl] it would be necessary	6
30	[noun pl] it would be necessary	6