SN4 ""

No	Pattern	Freq
1	[noun] have [been] the [noun sg]	1012
2	[noun sg] have [been] the [noun sg]	628
3	[pron] have [been] the [noun sg]	503
4	[vb mod] have [been] the [noun sg]	426
5	[modal v] have [been] the [noun sg]	426
6	[adj] have [been] the [noun sg]	278
7	[pers pn] have [been] the [noun sg]	272
8	[noun pl] have [been] the [noun sg]	242
9	[adv] have [been] the [noun sg]	203
10	[det] have [been] the [noun sg]	189
11	[adv] have [been] the [noun sg]	169
12	[verb] have [been] the [noun sg]	144
13	[Wh det] have [been] the [noun sg]	142
14	it have [been] the [noun sg]	140
15	it have [been] the [noun sg]	140
16	[noun prp] have [been] the [noun sg]	138
17	[conj] have [been] the [noun sg]	137
18	would have [been] the [noun sg]	126
19	would have [been] the [noun sg]	125
20	this have [been] the [noun sg]	106
21	this have [been] the [noun sg]	106
22	which have [been] the [noun sg]	100
23	which have [been] the [noun sg]	100
24	may have [been] the [noun sg]	97
25	may have [been] the [noun sg]	97
26	must have [been] the [noun sg]	67
27	must have [been] the [noun sg]	67
28	he have [been] the [noun sg]	64
29	he have [been] the [noun sg]	61
30	[subord] have [been] the [noun sg]	59