SN4 ""

No	Pattern	Freq
1	been [noun sg]	2388
2	been [noun pl]	1689
3	been [noun prp]	920
4	been part	240
5	been part	239
6	been [n mass]	136
7	been time	58
8	been friend	55
9	been friends	54
10	been member	52
11	been members	51
12	been time	47
13	been president	46
14	been change	43
15	been attempts	42
16	been president	42
17	been attempt	42
18	been changes	38
19	been chairman	36
20	been chairman	36
21	been victim	35
22	been victims	34
23	been reports	34
24	been report	34
25	been case	33
26	been talk	32
27	been suggestion	32
28	been cases	32
29	been suggestions	31
30	been sort	30