SN4 ""

No	Pattern	Freq
1	have [adv] been [vb pp] [prep]	1473
2	have [adv] been [verb] by	331
3	have [adv] been [verb] in	330
4	have also been [verb] [prep]	244
5	have already been [verb] [prep]	244
6	have [adv] been [verb] to	200
7	have now been [verb] [prep]	156
8	have [adv] been [verb] for	141
9	have [adv] been [verb] with	98
10	have recently been [verb] [prep]	93
11	have all been [verb] [prep]	83
12	have [adv] been [verb] as	74
13	have [adv] been [verb] on	74
14	have [adv] been [verb] from	68
15	have [adv] been [v-ing] [prep]	67
16	have never been [verb] [prep]	64
17	have often been [verb] [prep]	61
18	have [adv] been made [prep]	56
19	have [adv] been make [prep]	56
20	have always been [verb] [prep]	53
21	have [adv] been [verb] into	50
22	have long been [verb] [prep]	49
23	have [adv] been used [prep]	42
24	have [adv] been use [prep]	42
25	have [adv] been [verb] at	40
26	have since been [verb] [prep]	40
27	have just been [verb] [prep]	36
28	have traditionally been [verb] [prep]	30
29	have [adv] been find [prep]	29
30	have [adv] been found [prep]	28