| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have had to wait | 48 |
|
| 2 | have have to wait | 13 |
|
| 3 | have have to wait | 12 |
|
| 4 | had have to wait | 10 |
|
| 5 | has have to wait | 6 |
|
| 6 | 've have to wait | 5 |
|
