| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] for [art] | 7096 |
|
| 2 | [vb past] back [art] | 643 |
|
| 3 | back for [art] | 227 |
|
| 4 | [vb past] back for | 118 |
|
