| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | back and [verb] [pron] [noun pl] [prep] | 10 |
|
| 2 | back and [verb] [pron] [noun pl] [prep] | 10 |
|
| 3 | back [conj] [verb] [pos pn] [noun pl] [prep] | 10 |
|
| 4 | back [coord] [verb] [pron] [noun pl] [prep] | 10 |
|
| 5 | back [conj] [verb] [pron] [noun pl] [prep] | 10 |
|
| 6 | back [conj] [vb past] [pron] [noun pl] [prep] | 6 |
|
