| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [vb pp] a [adj] | 3943 |
|
| 2 | [vb past] a [adj] period | 60 |
|
| 3 | [vb pp] a [adj] period | 25 |
|
| 4 | [vb past] [vb pp] a period | 10 |
|
