| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [be] [vb pp] to [be] an | 12 |
|
| 2 | [modal v] [be] [vb pp] to [be] an | 12 |
|
| 3 | [adv] [be] [vb pp] to [be] an | 8 |
|
| 4 | [adv] [be] [vb pp] to [be] an | 5 |
|
| 5 | [be] [vb pp] to [be] an [noun sg] | 12 |
|
| 6 | [be] [vb pp] to [be] an [noun] | 12 |
|
| 7 | [be] [vb pp] to [be] an [adj] | 8 |
|
| 8 | [be] [vb pp] to [be] an [adj] | 8 |
|
