SN4 ""

No	Pattern	Freq
1	have been some [noun]	393
2	have be some [noun sg]	317
3	has be some [noun]	141
4	have be some [noun]	82
5	had be some [noun]	80
6	have be some [noun pl]	75
7	have be some [noun]	52
8	's be some [noun]	21
9	have be some sort	19
10	have be some sort	19
11	have be some kind	13
12	have be some kind	13
13	to have be some [noun]	12
14	have be some improvement	11
15	have be some time	9
16	have be some discussion	9
17	have be some time	9
18	have be some discussion	9
19	have be some change	8
20	have be some concern	8
21	have be some concern	8
22	have be some doubt	7
23	have be some attempt	7
24	have be some mistake	7
25	have be some doubt	7
26	have be some debate	7
27	have be some mistake	7
28	have be some improvement	7
29	have be some debate	7
30	have be some changes	6