SN4 ""

No	Pattern	Freq
1	there have been [noun]	1073
2	there have been [noun pl]	659
3	there have been [noun]	466
4	there have been [noun sg]	386
5	there had been [noun]	337
6	there has been [noun]	185
7	there 's been [noun]	54
8	there have been attempts	33
9	there have been attempt	33
10	there have been change	28
11	there have been changes	27
12	there have been report	26
13	there have been case	26
14	there have been reports	26
15	there have been cases	26
16	there have been suggestion	25
17	there have been talk	24
18	there have been suggestions	24
19	there have been talk	24
20	there have been speculation	23
21	there have been problem	22
22	there have been speculation	22
23	there have been occasion	22
24	there 'd been [noun]	21
25	there have been occasions	21
26	there have been problems	21
27	there have been time	18
28	there have been fear	16
29	there have been criticism	15
30	there have been [noun prp]	15