| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] at an | 464 |
|
| 2 | at an [adj -er] | 148 |
|
| 3 | [vb pp] at [adj -er] | 105 |
|
| 4 | [vb pp] an [adj -er] | 40 |
|
