| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have to wait for a | 30 |
|
| 2 | have to wait for a | 15 |
|
| 3 | had to wait for a | 12 |
|
| 4 | have to wait for an | 9 |
|
| 5 | has to wait for a | 5 |
|
