| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | he [vb past] back at [noun] | 35 |
|
| 2 | he [verb] back at [noun prp] | 33 |
|
| 3 | he look back at [noun] | 26 |
|
| 4 | he looked back at [noun] | 25 |
|
