| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] back [adv] as [art] | 5 |
|
| 2 | [vb past] back [adv] as [art] | 5 |
|
| 3 | [vb past] back as [art] [noun] | 6 |
|
| 4 | [vb past] back as [art] [noun sg] | 6 |
|
