| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] for a [adj] | 592 |
|
| 2 | for a [adj] hours | 158 |
|
| 3 | [vb infin] for [adj] hours | 32 |
|
| 4 | [vb infin] a [adj] hours | 22 |
|
