No | Pattern | Freq | Relations |
---|---|---|---|
1 | [noun] [verb] [been] operating for | 8 | |
2 | [noun sg] [verb] [been] operating for | 6 | |
3 | [verb] [been] operating for [adj] | 6 | |
4 | [verb] [been] operating for [adv] | 6 | |
5 | [verb] [been] operating for [adv] | 6 | |
6 | [verb] [been] operating for [num] | 5 |