| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [pron] [vb past] [pron] | 41421 |
|
| 2 | back [conj] [pron] [vb past] | 394 |
|
| 3 | back [conj] [vb past] [pron] | 194 |
|
| 4 | back [pron] [vb past] [pron] | 30 |
|
| 5 | back [conj] [pron] [pron] | 7 |
|
