| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] for [noun] | 4614 |
|
| 2 | back for [noun] | 167 |
|
| 3 | [vb base] back [noun] | 135 |
|
| 4 | [vb base] back for | 59 |
|
