| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] and [vb past] [prep] [noun sg] | 147 |
|
| 2 | back and [verb] [prep] [noun sg] | 26 |
|
| 3 | back and [vb past] [prep] [noun] | 21 |
|
| 4 | back [conj] [vb past] [prep] [noun sg] | 13 |
|
