| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] to do so [adv] | 14 |
|
| 2 | be [vb pp] [to-vb] so [adv] | 10 |
|
| 3 | be allowed [to-vb] so [adv] | 7 |
|
| 4 | be [vb pp] [to-vb] so again | 6 |
|
