| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] back [prep] their [adj] | 16 |
|
| 2 | [vb infin] back [prep] their [adj] | 11 |
|
| 3 | [vb infin] back to their [adj] | 10 |
|
| 4 | [vb infin] back to their [adj] | 10 |
|
| 5 | go back [prep] their [adj] | 5 |
|
