| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] if it had been [vb pp] | 9 |
|
| 2 | [adv] if it had be [vb pp] | 9 |
|
| 3 | [adv] if it had be [vb pp] | 9 |
|
| 4 | even if it had be [vb pp] | 8 |
|
| 5 | even if it had be [vb pp] | 8 |
|
