| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] by [noun sg] | 399 |
|
| 2 | back by [noun sg] | 59 |
|
| 3 | [vb infin] back [noun sg] | 43 |
|
| 4 | [vb infin] back by | 12 |
|
