| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | back [to-vb] for [art] | 13 |
|
| 2 | back [to-vb] for the | 8 |
|
| 3 | back [to-vb] for the | 8 |
|
| 4 | back [to-vb] for a | 5 |
|
