| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] back [pers pn] could | 5 |
|
| 2 | the back [pers pn] could | 5 |
|
| 3 | [art] back [pers pn] could | 5 |
|
| 4 | the back [pers pn] could | 5 |
|
| 5 | back [conj] [pers pn] could | 8 |
|
| 6 | back [pers pn] could [adv] | 5 |
|
