SN4 ""

No	Pattern	Freq
1	[noun] has now been [prep]	6
2	[noun sg] has now been [prep]	5
3	has now been [verb] [prep]	320
4	has now been [vb pp] [prep]	314
5	has now been reduced [prep]	11
6	has now been reduce [prep]	11
7	has now been replaced [prep]	9
8	has now been transferred [prep]	9
9	has now been replace [prep]	9
10	has now been transfer [prep]	9
11	has now been extend [prep]	7
12	has now been put [prep]	7
13	has now been extended [prep]	7
14	has now been put [prep]	7
15	has now been [v-ing] [prep]	6
16	has now been taken [prep]	6
17	has now been take [prep]	6
18	has now been found [prep]	6
19	has now been find [prep]	6
20	has now been superseded [prep]	5
21	has now been supersede [prep]	5
22	has now been introduced [prep]	5
23	has now been introduce [prep]	5
24	has now been [prep] [noun]	9
25	has now been [prep] [noun sg]	9
26	has now been [prep] existence	5
27	has now been [prep] existence	5