SN4 ""

No	Pattern	Freq
1	there have been [prep]	143
2	there have been [prep]	143
3	there had been [prep]	61
4	there have been in	48
5	there have been in	48
6	there has been [prep]	38
7	there have been [prep]	36
8	there have been times	25
9	there have been times	25
10	there have been at	21
11	there have been at	21
12	there have been for	10
13	there have been for	10
14	there have been between	7
15	there have been between	7
16	there have been on	5
17	there have been on	5
18	there 's been [prep]	5