| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [adv] [vb pp] to [be] | 537 |
|
| 2 | [Wh det] [was/were] [vb pp] to [be] | 260 |
|
| 3 | [Wh det] [was/were] [adv] [vb pp] to | 137 |
|
| 4 | [Wh det] [was/were] [adv] to [be] | 36 |
|
