SN4 ""

No	Pattern	Freq
1	[conj] it become the	49
2	[subord] it become the	22
3	[adv] it become the	22
4	[coord] it become the	19
5	and it become the	18
6	and it become the	18
7	[noun] it become the	15
8	[adv] it become the	14
9	[adj] it become the	12
10	when it become the	9
11	when it become the	9
12	that it become the	8
13	[that] it become the	8
14	[num] it become the	8
15	[noun sg] it become the	8
16	that it become the	8
17	[Wh adv] it become the	7
18	[verb] it become the	7
19	when it become the	5
20	when it become the	5
21	[noun pl] it become the	5
22	it [verb] become the	53
23	it have become the	49
24	it [vb -s] become the	32
25	it [adv] become the	29
26	it [adv] become the	29
27	it has become the	27
28	it [modal v] become the	21
29	it [vb mod] become the	21
30	it [vb past] become the	21