SN4 ""

No	Pattern	Freq
1	[conj] it need not [be]	29
2	[coord] it need not [be]	16
3	that it need not [be]	9
4	but it need not [be]	9
5	but it need not [be]	9
6	[that] it need not [be]	9
7	that it need not [be]	9
8	and it need not [be]	7
9	and it need not [be]	7
10	it need not [adv] [be]	10
11	it need not [adv] [be]	10
12	it need not have [be]	7
13	it need not have [be]	7
14	it need not [vb infin] [be]	7
15	it need not [verb] [be]	7
16	it need not necessarily [be]	6
17	it need not necessarily [be]	6
18	it need not [be] [verb]	19
19	it need not [be] [vb pp]	18
20	it need not [be] [adv]	16
21	it need not [be] [art]	16
22	it need not [be] [art]	16
23	it need not [be] [adv]	16
24	it need not [be] a	11
25	it need not [be] [adj]	10
26	it need not [be] [adj]	9
27	it need not [be] a	8
28	it need not [be] so	6
29	it need not [be] so	6
30	it need not [be] the	5