| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] for [det] an hour | 6 |
|
| 2 | be [verb] for [det] a hour | 6 |
|
| 3 | be [verb] for half a hour | 6 |
|
| 4 | be [vb pp] for [det] a hour | 5 |
|
