| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [vb pp] on | 6252 |
|
| 2 | [verb] back on | 1662 |
|
| 3 | [verb] [vb pp] back | 1338 |
|
| 4 | [vb pp] back on | 139 |
|
