| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv prt] for a [adj] hour | 15 |
|
| 2 | [adv prt] for a [adj] hour | 15 |
|
| 3 | [adv prt] for a [det] hour | 13 |
|
| 4 | [adv prt] for a [adj] hours | 12 |
|
| 5 | [adv prt] for a few hour | 12 |
|
| 6 | [adv prt] for a few hour | 12 |
|
