| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [vb pp] to [noun prp] | 1245 |
|
| 2 | [vb pp] back to [noun prp] | 351 |
|
| 3 | [adv] [vb pp] back to | 192 |
|
| 4 | [adv] back to [noun prp] | 113 |
|
