| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | once [vb pp] for [art] | 20 |
|
| 2 | once [vb pp] for a | 12 |
|
| 3 | once [vb pp] for a | 11 |
|
| 4 | once [vb pp] for the | 8 |
|
| 5 | once [vb pp] for the | 8 |
|
