| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] a few hours | 12 |
|
| 2 | be [adv] a few hour | 12 |
|
| 3 | be [adv] a few hour | 12 |
|
| 4 | be only a few hour | 8 |
|
| 5 | be only a few hour | 8 |
|
