| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but was [adv] | 726 |
|
| 2 | [vb pp] but [adv] | 539 |
|
| 3 | [vb pp] was [adv] | 271 |
|
| 4 | [vb pp] but was | 55 |
|
