| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i do not have to pay | 8 |
|
| 2 | i do [adv] have to pay | 8 |
|
| 3 | i do [not/n't] have to pay | 8 |
|
| 4 | i do n't have to pay | 7 |
|
| 5 | i did [adv] have to pay | 5 |
|
