| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be [vb pp] an [adj] | 67 |
|
| 2 | what [vb mod] be [vb pp] [adj] | 62 |
|
| 3 | what [vb mod] be an [adj] | 27 |
|
| 4 | what [vb mod] be [vb pp] an | 15 |
|
