| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | on a [adj] [noun] | 14630 |
|
| 2 | operate a [adj] [noun] | 33 |
|
| 3 | operate on a [adj] | 14 |
|
| 4 | operate on a [noun] | 10 |
|
| 5 | operate on [adj] [noun] | 9 |
|
