| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [adv prt] [prep] a [det] | 70 |
|
| 2 | [adv prt] [prep] a [det] hour | 18 |
|
| 3 | [vb past] [adv prt] [prep] a hour | 15 |
|
| 4 | [vb past] [prep] a [det] hour | 9 |
|
