SN4 ""

No	Pattern	Freq
1	[verb] to have been [noun] [noun]	16
2	[vb pp] to have been [noun] [noun]	8
3	seem to have been [noun] [noun]	5
4	to have been [art] [noun] [noun]	34
5	to have been [art] [noun] [noun]	34
6	to have been a [noun] [noun]	22
7	to have been a [noun] [noun]	19
8	to have been the [noun] [noun]	12
9	to have been the [noun] [noun]	12
10	to have been [prep] [noun] [noun]	7
11	to have been [prep] [noun] [noun]	7
12	to have been [verb] [noun] [noun]	6
13	to have been [adj] [noun] [noun]	6
14	to have been [v-ing] [noun] [noun]	5
15	to have been [adj] [noun] [noun]	5
16	to have been [noun] [prep] [noun]	11
17	to have been [noun] [prep] [noun]	11
18	to have been [noun] ['s] [noun]	6
19	to have been [noun] [unc] [noun]	6
20	to have been [noun] 's [noun]	5
21	to have been [noun] 's [noun]	5