SN4 ""

No	Pattern	Freq
1	[adv] it become [adj]	154
2	[adv] it become [adj]	140
3	[adv] it become [adj]	111
4	[adv] it became [adj]	89
5	[adv] it becomes [adj]	64
6	[adv] it become clear	41
7	[adv] it become clear	40
8	[Wh adv] it become [adj]	40
9	then it become [adj]	34
10	then it become [adj]	34
11	when it become [adj]	27
12	when it become [adj]	27
13	[adv] it become apparent	15
14	[adv] it become apparent	15
15	[adv] it become possible	9
16	[adv] it become possible	9
17	[adv] it become [adj -er]	9
18	eventually it become [adj]	8
19	[adv] it become obvious	8
20	where it become [adj]	8
21	[adv] it become obvious	8
22	soon it become [adj]	8
23	eventually it become [adj]	8
24	where it become [adj]	8
25	soon it become [adj]	8
26	[adv] it become necessary	7
27	[adv] it become necessary	7
28	thus it become [adj]	6
29	[adv] it become difficult	6
30	[adv] it become difficult	6