| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] back [prep] their | 350 |
|
| 2 | [verb] [prep] their old | 58 |
|
| 3 | [verb] back [prep] old | 19 |
|
| 4 | back [prep] their old | 12 |
|
