| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [vb pp] to [be] a | 981 |
|
| 2 | [conj] [be] [vb pp] to [be] | 473 |
|
| 3 | [conj] [be] [vb pp] to a | 109 |
|
| 4 | [conj] [vb pp] to [be] a | 14 |
|
