SN4 ""

No	Pattern	Freq
1	[conj] this [modal v] have been	82
2	[coord] this [modal v] have been	30
3	[subord] this [modal v] have been	27
4	that this [modal v] have been	25
5	that this [modal v] have been	25
6	[that] this [modal v] have been	25
7	[prep] this [modal v] have been	24
8	[prep] this [modal v] have been	24
9	[noun] this [modal v] have been	23
10	[adv] this [modal v] have been	23
11	[verb] this [modal v] have been	20
12	[noun sg] this [modal v] have been	19
13	and this [modal v] have been	19
14	and this [modal v] have been	19
15	[adj] this [modal v] have been	17
16	[adv] this [modal v] have been	14
17	of this [modal v] have been	13
18	of this [modal v] have been	13
19	though this [modal v] have been	12
20	though this [modal v] have been	12
21	but this [modal v] have been	11
22	but this [modal v] have been	11
23	all this [modal v] have been	9
24	[det] this [modal v] have been	9
25	all this [modal v] have been	9
26	[vb base] this [modal v] have been	8
27	[Wh adv] this [modal v] have been	8
28	[adj] this [modal v] have been	7
29	[vb past] this [modal v] have been	6
30	think this [modal v] have been	5