SN4 ""

No	Pattern	Freq
1	[conj] [pers pn] have been [det] [noun]	33
2	[subord] [pers pn] have been [det] [noun]	22
3	as [pers pn] have been [det] [noun]	10
4	as [pers pn] have been [det] [noun]	10
5	[coord] [pers pn] have been [det] [noun]	8
6	and [pers pn] have been [det] [noun]	7
7	and [pers pn] have been [det] [noun]	7
8	than [pers pn] have been [det] [noun]	6
9	than [pers pn] have been [det] [noun]	6
10	[adv] [pers pn] have been [det] [noun]	5
11	[pers pn] [modal v] have been [det] [noun]	51
12	[pers pn] [vb mod] have been [det] [noun]	51
13	[pers pn] must have been [det] [noun]	19
14	[pers pn] must have been [det] [noun]	19
15	[pers pn] could have been [det] [noun]	11
16	[pers pn] could have been [det] [noun]	11
17	[pers pn] might have been [det] [noun]	8
18	[pers pn] might have been [det] [noun]	8
19	[pers pn] would have been [det] [noun]	6
20	[pers pn] would have been [det] [noun]	5
21	[pers pn] may have been [det] [noun]	5
22	[pers pn] may have been [det] [noun]	5
23	[pers pn] have [adv] been [det] [noun]	26
24	[pers pn] have [adv] been [det] [noun]	20
25	[pers pn] have always been [det] [noun]	8
26	[pers pn] have always been [det] [noun]	8
27	[pers pn] have never been [det] [noun]	7
28	[pers pn] have never been [det] [noun]	7
29	[pers pn] have [not/n't] been [det] [noun]	6
30	[pers pn] have not been [det] [noun]	6