SN4 ""

No	Pattern	Freq
1	[noun] have been [vb pp] from a	100
2	[noun sg] have been [vb pp] from a	51
3	[pron] have been [vb pp] from a	33
4	[n mass] have been [vb pp] from a	22
5	[pers pn] have been [vb pp] from a	16
6	[noun pl] have been [vb pp] from a	16
7	[vb mod] have been [vb pp] from a	13
8	[modal v] have been [vb pp] from a	13
9	which have been [vb pp] from a	12
10	which have been [vb pp] from a	12
11	[Wh det] have been [vb pp] from a	12
12	[noun prp] have been [vb pp] from a	11
13	[verb] have been [vb pp] from a	9
14	[conj] have been [vb pp] from a	5
15	they have been [vb pp] from a	5
16	they have been [vb pp] from a	5
17	have [adv] been [vb pp] from a	10
18	have [adv] been [vb pp] from a	9
19	have been [adv] [vb pp] from a	5
20	have been [adv] [vb pp] from a	5
21	have been [vb pp] [adv] from a	19
22	have been [vb pp] [adv prt] from a	14
23	have been [vb pp] up from a	6
24	have been [vb pp] up from a	6
25	have been [vb pp] [adv] from a	5
26	have been [vb pp] from [v-ing] a	5
27	have been [vb pp] from [verb] a	5
28	have been [vb pp] from a [noun]	110
29	have been [vb pp] from a [noun sg]	102
30	have been [vb pp] from a [adj]	67