SN4 ""

No	Pattern	Freq
1	there have been [det] [adj]	292
2	[ex0] have been [det] [adj]	273
3	[ex0] have been [det] [adj]	136
4	[ex0] have been some [adj]	101
5	[ex0] has been [det] [adj]	73
6	[ex0] had been [det] [adj]	63
7	[ex0] have been several [adj]	42
8	[ex0] have been many [adj]	34
9	[ex0] have been little [adj]	29
10	[ex0] have been any [adj]	26
11	[ex0] have been much [adj]	20
12	[ex0] have been few [adj]	17
13	[ex0] have been [det] other	12
14	[ex0] have been [det] other	12
15	[ex0] have been [det] recent	11
16	[ex0] 's been [det] [adj]	11
17	[ex0] have been [det] recent	11
18	[ex0] have been [det] [det]	10
19	[ex0] have been [det] more	7
20	[ex0] have been [det] serious	7
21	[ex0] have been [det] more	7
22	[ex0] have been that [adj]	7
23	[ex0] have been [det] serious	7
24	[ex0] have been [det] new	7
25	[ex0] have been [det] new	7
26	[ex0] have been [det] significant	6
27	[ex0] have been [det] interesting	6
28	[ex0] have been [det] interesting	6
29	[ex0] have been [det] [num]	6
30	[ex0] have been [det] significant	6