| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [vb pp] [to-vb] | 18707 |
|
| 2 | [vb pp] [to-vb] a | 8050 |
|
| 3 | [was/were] [vb pp] a | 2666 |
|
| 4 | [was/were] [to-vb] a | 1285 |
|
