SN4 ""

No	Pattern	Freq
1	have been [vb pp] in this [noun sg]	188
2	has been [vb pp] [prep] this [noun sg]	155
3	have been [vb pp] [prep] this [noun sg]	146
4	had been [vb pp] [prep] this [noun sg]	62
5	have been [vb pp] [prep] this way	58
6	have been [vb pp] to this [noun sg]	43
7	have been [vb pp] by this [noun sg]	38
8	have been [vb pp] for this [noun sg]	37
9	have been [vb pp] [prep] this [noun sg]	32
10	have been [vb pp] on this [noun sg]	27
11	have been made [prep] this [noun sg]	25
12	have been [vb pp] from this [noun sg]	20
13	to have been [vb pp] [prep] this [noun sg]	19
14	have been [vb pp] [prep] this country	19
15	have been [vb pp] [prep] this chapter	19
16	have been done [prep] this [noun sg]	12
17	have been [vb pp] [prep] this area	12
18	have been [vb pp] under this [noun sg]	11
19	have been given [prep] this [noun sg]	10
20	have been [vb pp] at this [noun sg]	9
21	have been used [prep] this [noun sg]	9
22	have been [vb pp] with this [noun sg]	9
23	have been [vb pp] into this [noun sg]	8
24	have been written [prep] this [noun sg]	8
25	having been [vb pp] [prep] this [noun sg]	7
26	have been described [prep] this [noun sg]	7
27	have been developed [prep] this [noun sg]	7
28	have been [vb pp] [prep] this purpose	7
29	have been [vb pp] [prep] this period	7
30	have been [vb pp] about this [noun sg]	7