SN4 ""

No	Pattern	Freq
1	[pron] have [been] for [noun]	52
2	[pers pn] have [been] for [noun]	48
3	[noun] have [been] for [noun]	30
4	it have [been] for [noun]	21
5	it have [been] for [noun]	21
6	[noun sg] have [been] for [noun]	20
7	[modal v] have [been] for [noun]	17
8	[vb mod] have [been] for [noun]	17
9	they have [been] for [noun]	14
10	they have [been] for [noun]	14
11	[noun pl] have [been] for [noun]	8
12	would have [been] for [noun]	7
13	would have [been] for [noun]	7
14	and have [been] for [noun]	6
15	[coord] have [been] for [noun]	6
16	[conj] have [been] for [noun]	6
17	and have [been] for [noun]	6
18	he have [been] for [noun]	5
19	may have [been] for [noun]	5
20	may have [been] for [noun]	5
21	he have [been] for [noun]	5
22	have [adv] [been] for [noun]	53
23	have [not/n't] [been] for [noun]	49
24	have not [been] for [noun]	49
25	have n't [been] for [noun]	33
26	have not [been] for [noun]	16
27	have [been] [verb] for [noun]	1202
28	have [been] [vb pp] for [noun]	931
29	have [been] [v-ing] for [noun]	270
30	have [been] [adj] for [noun]	210