SN4 ""

No	Pattern	Freq
1	[pron] [vb mod] have been [adj] for	164
2	[pers pn] [vb mod] have been [adj] for	145
3	it [vb mod] have been [adj] for	116
4	it [vb mod] have been [adj] for	116
5	[noun] [vb mod] have been [adj] for	42
6	[noun sg] [vb mod] have been [adj] for	21
7	[noun pl] [vb mod] have been [adj] for	15
8	[Wh det] [vb mod] have been [adj] for	14
9	which [vb mod] have been [adj] for	13
10	[adj] [vb mod] have been [adj] for	13
11	which [vb mod] have been [adj] for	13
12	[det] [vb mod] have been [adj] for	12
13	he [vb mod] have been [adj] for	8
14	he [vb mod] have been [adj] for	8
15	i [vb mod] have been [adj] for	7
16	[conj] [vb mod] have been [adj] for	7
17	she [vb mod] have been [adj] for	7
18	that [vb mod] have been [adj] for	7
19	i [vb mod] have been [adj] for	7
20	that [vb mod] have been [adj] for	7
21	she [vb mod] have been [adj] for	6
22	who [vb mod] have been [adj] for	5
23	this [vb mod] have been [adj] for	5
24	[Wh pn] [vb mod] have been [adj] for	5
25	this [vb mod] have been [adj] for	5
26	who [vb mod] have been [adj] for	5
27	[vb mod] [adv] have been [adj] for	54
28	[vb mod] not have been [adj] for	36
29	[vb mod] [not/n't] have been [adj] for	36
30	[vb mod] not have been [adj] for	28