| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it had be [vb pp] | 1541 |
|
| 2 | had be [vb pp] out | 617 |
|
| 3 | it be [vb pp] out | 426 |
|
| 4 | it had [vb pp] out | 65 |
|
