| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to be [vb pp] [adv] | 5403 |
|
| 2 | to be [vb pp] but | 218 |
|
| 3 | be [vb pp] [adv] but | 194 |
|
| 4 | to be [adv] but | 12 |
|
