| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if it [verb] not been | 252 |
|
| 2 | [noun] if it [verb] not | 97 |
|
| 3 | [noun] if it [verb] been | 48 |
|
| 4 | [noun] it [verb] not been | 31 |
|
