| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | can be a [adj] | 853 |
|
| 2 | be [vb pp] a [adj] | 666 |
|
| 3 | can be [vb pp] [adj] | 424 |
|
| 4 | can be [vb pp] a | 156 |
|
