SN4 ""

No	Pattern	Freq
1	[noun] have been [verb] for a	66
2	[noun pl] have been [verb] for a	52
3	[pron] have been [verb] for a	28
4	[pers pn] have been [verb] for a	21
5	i have been [verb] for a	11
6	i have been [verb] for a	11
7	[noun sg] have been [verb] for a	10
8	who have been [verb] for a	6
9	[Wh pn] have been [verb] for a	6
10	who have been [verb] for a	6
11	they have been [verb] for a	6
12	they have been [verb] for a	6
13	plans have been [verb] for a	5
14	plan have been [verb] for a	5
15	have [adv] been [verb] for a	17
16	have [adv] been [verb] for a	9
17	have [not/n't] been [verb] for a	8
18	have not been [verb] for a	8
19	have not been [verb] for a	5
20	have been [verb] [verb] for a	7
21	have been [vb pp] [verb] for a	6
22	have been [verb] [adv] for a	19
23	have been [verb] [adv] for a	12
24	have been [verb] [verb] for a	7
25	have been [verb] [adv prt] for a	7
26	have been [verb] [to-vb] for a	6
27	have been [verb] [noun] for a	5
28	have been [verb] for [verb] a	5
29	have been [verb] for [v-ing] a	5
30	have been [verb] for a [noun]	63