| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] n't have to wait long | 9 |
|
| 2 | do n't have to wait long | 9 |
|
| 3 | did n't have to wait long | 8 |
|
| 4 | [vb past] n't have to wait long | 8 |
|
