| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | back [to-vb] at [art] | 12 |
|
| 2 | back [to-vb] at the | 12 |
|
| 3 | back [to-vb] at [art] | 12 |
|
| 4 | back [to-vb] at the | 12 |
|
| 5 | back to look at [art] | 8 |
|
