SN4 ""

No	Pattern	Freq
1	been [vb pp] in the [adj]	557
2	been [vb pp] in the past	50
3	been [vb pp] in the previous	43
4	been made in the [adj]	24
5	been included in the [adj]	18
6	been [vb pp] in the early	17
7	been found in the [adj]	15
8	been killed in the [adj]	14
9	been [vb pp] in the new	13
10	been [vb pp] in the late	13
11	been reported in the [adj]	12
12	been [vb pp] in the following	11
13	been done in the [adj]	10
14	been used in the [adj]	10
15	been placed in the [adj]	10
16	been [vb pp] in the present	9
17	been described in the [adj]	9
18	been recorded in the [adj]	8
19	been identified in the [adj]	8
20	been built in the [adj]	8
21	been lost in the [adj]	8
22	been arrested in the [adj]	7
23	been [vb pp] in the northern	7
24	been detected in the [adj]	7
25	been achieved in the [adj]	7
26	been [vb pp] in the soviet	7
27	been developed in the [adj]	6
28	been discussed in the [adj]	6
29	been [vb pp] in the wrong	6
30	been [vb pp] in the normal	6