| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] [to-vb] a [noun pl] [noun sg] | 8 |
|
| 2 | [be] [vb pp] [to-vb] a [noun pl] [noun sg] | 6 |
|
| 3 | [was/were] [vb pp] [to-vb] a [noun pl] [noun sg] | 6 |
|
