SN4 ""

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