SN4 ""

No	Pattern	Freq
1	have been reports	29
2	[verb] been reports	29
3	[vb base] been reports	18
4	have been reports	18
5	[vb past] been reports	10
6	had been reports	10
7	[adv] been reports	5
8	[adv] been reports	5
9	been [adj] reports	23
10	been [adj] reports	11
11	been [det] reports	10
12	been [art] reports	7
13	been no reports	7
14	been no reports	7
15	been [art] reports	7
16	been [verb] reports	5
17	been reports [prep]	29
18	been reports [prep]	29
19	been reports of	22
20	been reports of	22