| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] have been operate [prep] [art] | 7 |
|
| 2 | [pron] have been operate [prep] [art] | 5 |
|
| 3 | have been [vb pp] operate [prep] [art] | 5 |
|
| 4 | have been [verb] operate [prep] [art] | 5 |
|
| 5 | have been operate [adv] [prep] [art] | 5 |
|
| 6 | have been operate [prep] [art] [noun] | 9 |
|
| 7 | have been operate [prep] [art] [adj] | 8 |
|
| 8 | have been operate [prep] [art] [adj] | 6 |
|
| 9 | have been operate [prep] [art] [noun sg] | 5 |
|
