| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] for [noun] | 4082 |
|
| 2 | [to-vb] back [noun] | 184 |
|
| 3 | back for [noun] | 167 |
|
| 4 | [to-vb] back for | 61 |
|
