| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [to-vb] so | 66 |
|
| 2 | [was/were] [to-vb] so | 41 |
|
| 3 | was [to-vb] so | 24 |
|
| 4 | were [to-vb] so | 17 |
|
| 5 | [be] to do so | 17 |
|
| 6 | [is] [to-vb] so | 15 |
|
| 7 | is [to-vb] so | 14 |
|
| 8 | [be] to become so | 5 |
|
| 9 | [be] to remain so | 5 |
|
