| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [not/n't] afford | 1818 |
|
| 2 | [modal v] [not/n't] to | 145 |
|
| 3 | [not/n't] afford to | 110 |
|
| 4 | [modal v] afford to | 84 |
|
