| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] it and [pers pn] could [adv] | 7 |
|
| 2 | [prep] it and [pers pn] could [not/n't] | 6 |
|
| 3 | [prep] it and [pers pn] could not | 6 |
|
| 4 | [prep] it and [pers pn] could n't | 5 |
|
