| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] had to wait for | 10 |
|
| 2 | have had to wait for | 10 |
|
| 3 | [vb base] had to wait for | 5 |
|
| 4 | had to wait for [art] | 5 |
|
| 5 | had to wait for [art] | 5 |
|
