SN4 ""

No	Pattern	Freq
31	who have [adv] [been] [adj]	89
32	we have [adv] [been] [adj]	84
33	we have [adv] [been] [adj]	80
34	[pron] have [adv] [been] [num]	77
35	which have [adv] [been] [adj]	70
36	which have [adv] [been] [adj]	70
37	[pron] have only [been] [adj]	64
38	[pron] have already [been] [adj]	58
39	[pron] have ever [been] [adj]	57
40	[pron] have [adv] [been] some	56
41	[pron] have [adv] [been] some	56
42	[pron] 'd [adv] [been] [adj]	53
43	[pron] have [adv] [been] involved	52
44	[pron] have [adv] [been] involved	52
45	[pron] have previously [been] [adj]	51
46	[pron] have [adv] [been] any	46
47	[pron] have [adv] [been] any	46
48	[pron] have [adv] [been] [adj -er]	44
49	[pron] have [adv] [been] one	39
50	[pron] have [adv] [been] interested	39
51	[pron] have [adv] [been] interested	39
52	[pron] have [adv] [been] one	39
53	[pron] have long [been] [adj]	34
54	[pron] have all [been] [adj]	34
55	you have [adv] [been] [adj]	29
56	you have [adv] [been] [adj]	28
57	[pron] have once [been] [adj]	26
58	what have [adv] [been] [adj]	25
59	what have [adv] [been] [adj]	25
60	[pron] have [adv] [been] such	24