SN4 ""

No	Pattern	Freq
1	been an increase	86
2	been an accident	53
3	been an attempt	30
4	been an issue	17
5	been an element	15
6	been an explosion	14
7	been an error	14
8	been an act	13
9	been an inspiration	12
10	been an area	12
11	been an officer	12
12	been an army	10
13	been an argument	9
14	been an appropriation	9
15	been an improvement	7
16	been an illusion	7
17	been an occasion	7
18	been an upsurge	7
19	been an hour	7
20	been an effort	6
21	been an actor	6
22	been an attack	6
23	been an engineer	6
24	been an opportunity	6
25	been an actress	6
26	been an extension	6
27	been an admirer	6
28	been an artist	5
29	been an embarrassment	5
30	been an idea	5