| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] a [adj] | 3040 |
|
| 2 | be a [adj] period | 105 |
|
| 3 | [vb pp] a [adj] period | 25 |
|
| 4 | be [vb pp] [adj] period | 8 |
|
