| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] within [art] | 5256 |
|
| 2 | [to-vb] within [art] | 420 |
|
| 3 | to operate [prep] [art] | 276 |
|
| 4 | to operate [prep] [art] | 276 |
|
| 5 | operate within [art] | 132 |
|
| 6 | to operate within [art] | 22 |
|
| 7 | to operate within [art] | 22 |
|
