| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] have [been] operating in | 6 |
|
| 2 | have [been] operating in [noun] | 9 |
|
| 3 | have [been] operating in [noun prp] | 8 |
|
| 4 | have [been] operating in [art] | 5 |
|
| 5 | have [been] operating in [art] | 5 |
|
