| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] [adv] for [art] | 1684 |
|
| 2 | [vb pp] back [prep] [art] | 1369 |
|
| 3 | [verb] back for [art] | 146 |
|
| 4 | [vb pp] back for [art] | 31 |
|
