SN4 ""

No	Pattern	Freq
1	[prep] [pron] it have been [prep]	18
2	[prep] [pron] it have been [prep]	18
3	of [pron] it have been [prep]	8
4	of [pron] it have been [prep]	8
5	[verb] [pron] it have been [prep]	6
6	[adv] [pron] it have been [prep]	5
7	[pers pn] [pron] it have been [prep]	5
8	[pron] [pron] it have been [prep]	5
9	[pron] [verb] it have been [prep]	8
10	[pron] [pron] it have been [prep]	5
11	[pron] what it have been [prep]	5
12	[pron] [Wh det] it have been [prep]	5
13	[pron] what it have been [prep]	5
14	[pron] it [vb mod] have been [prep]	26
15	[pron] it [modal v] have been [prep]	26
16	[pron] it must have been [prep]	14
17	[pron] it must have been [prep]	14
18	[pron] it would have been [prep]	11
19	[pron] it would have been [prep]	11
20	[pron] it have been [verb] [prep]	34
21	[pron] it have been [vb pp] [prep]	28
22	[pron] it have been [v-ing] [prep]	6
23	[pron] it have been [prep] [prep]	5
24	[pron] it have been like [prep]	5
25	[pron] it have been [prep] [prep]	5
26	[pron] it have been like [prep]	5
27	[pron] it have been [prep] [art]	15
28	[pron] it have been [prep] [art]	15
29	[pron] it have been [prep] the	15
30	[pron] it have been [prep] the	15