| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | in [art] ad [no cls] | 13 |
|
| 2 | in [art] ad hoc | 13 |
|
| 3 | in [art] ad [no cls] | 13 |
|
| 4 | in an ad [no cls] | 12 |
|
