| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] to [art] | 44476 |
|
| 2 | back to [art] | 6680 |
|
| 3 | [vb pp] back to | 1459 |
|
| 4 | [vb pp] back [art] | 139 |
|
