| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [not/n't] [pers pn] | 855 |
|
| 2 | could [not/n't] afford | 601 |
|
| 3 | [not/n't] afford [pers pn] | 186 |
|
| 4 | could afford [pers pn] | 56 |
|
