| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [vb pp] [to-vb] out for | 11 |
|
| 2 | have been [vb pp] to look out for | 10 |
|
| 3 | have been [vb pp] look out for | 10 |
|
| 4 | have been [vb pp] [verb] out for | 5 |
|
| 5 | had been [vb pp] [verb] out for | 5 |
|
