SN4 ""

No	Pattern	Freq
1	[noun pl] before it [verb]	120
2	[noun pl] before it [verb]	120
3	[noun pl] before it [vb past]	68
4	[noun pl] before it [vb -s]	51
5	years before it [verb]	16
6	[noun pl] before it become	11
7	seconds before it [verb]	10
8	days before it [verb]	9
9	[noun pl] before it became	9
10	[noun pl] before it come	8
11	[noun pl] before it get	8
12	times before it [verb]	7
13	months before it [verb]	6
14	[noun pl] before it reach	6
15	[noun pl] before it comes	5
16	[noun pl] before it start	5