| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] at some [noun sg] | 28 |
|
| 2 | [vb past] at some length | 8 |
|
| 3 | [vb past] at some time | 7 |
|
| 4 | had at some [noun sg] | 6 |
|
