SN4 ""

No	Pattern	Freq
1	have been [noun pl]	640
2	have been [noun sg]	145
3	have been [noun prp]	41
4	have been attempts	30
5	have been attempt	30
6	have been change	28
7	have been changes	28
8	have been case	24
9	have been cases	24
10	have been member	22
11	have been [n mass]	21
12	have been members	21
13	have been victims	20
14	have been victim	20
15	have been occasion	19
16	have been occasions	19
17	have been suggestion	18
18	have been suggestions	18
19	have been report	18
20	have been reports	18
21	have been part	17
22	have been problems	17
23	have been problem	17
24	have been part	16
25	have been calls	11
26	have been call	11
27	have been people	11
28	have been people	11
29	have been rumours	10
30	have been rumour	10