SN4 ""

No	Pattern	Freq
1	there have [adv] been [det]	257
2	there have [adv] [been] [det]	257
3	there have [adv] [been] [det]	156
4	there has [adv] [been] [det]	101
5	there have [not/n't] [been] [det]	101
6	there have not [been] [det]	101
7	there have [adv] [been] any	91
8	there had [adv] [been] [det]	79
9	there have never [been] [det]	63
10	there have never [been] [det]	63
11	there have [adv] [been] [det]	58
12	there have n't [been] [det]	55
13	there have [adv] [been] some	55
14	there have not [been] [det]	46
15	there have [adv] [been] much	29
16	there have always [been] [det]	19
17	there have always [been] [det]	19
18	there have [adv] [been] enough	17
19	there have [adv] [been] many	17
20	there have also [been] [det]	16
21	there have also [been] [det]	16
22	there have [adv] [been] such	16
23	there 's [adv] [been] [det]	16
24	there have already [been] [det]	16
25	there have already [been] [det]	16
26	there have [adv] [been] another	9
27	there have [adv] [been] several	7
28	there have ever [been] [det]	5
29	there have recently [been] [det]	5
30	there have ever [been] [det]	5