| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] back [to-vb] for [adj] | 5 |
|
| 2 | back [to-vb] for [art] [adj] | 6 |
|
| 3 | back [to-vb] for [art] [adj] | 6 |
|
| 4 | back [to-vb] for [adj] [noun] | 5 |
|
