SN4 ""

No	Pattern	Freq
31	n't have been [det] [noun]	20
32	seems have been [det] [noun]	14
33	[noun prp] have been [det] [noun]	12
34	not have been [det] [noun]	12
35	appear have been [det] [noun]	10
36	he have been [det] [noun]	10
37	he have been [det] [noun]	10
38	[adj] have been [det] [noun]	10
39	[vb infin] have been [det] [noun]	9
40	[noun pl] have been [det] [noun]	9
41	should have been [det] [noun]	8
42	should have been [det] [noun]	8
43	she have been [det] [noun]	7
44	she have been [det] [noun]	7
45	they have been [det] [noun]	7
46	seem have been [det] [noun]	6
47	appears have been [det] [noun]	6
48	i have been [det] [noun]	6
49	they have been [det] [noun]	6
50	i have been [det] [noun]	6
51	[det] have been [det] [noun]	5
52	well have been [det] [noun]	5
53	'd have been [det] [noun]	5
54	well have been [det] [noun]	5
55	have [adv] been [det] [noun]	223
56	have [adv] been [det] [noun]	145
57	have not been [det] [noun]	78
58	have [not/n't] been [det] [noun]	78
59	have never been [det] [noun]	53
60	have never been [det] [noun]	53