| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if [pron] [verb] [not/n't] been | 548 |
|
| 2 | [pron] [verb] [not/n't] [adv] been | 403 |
|
| 3 | if [pron] [verb] [not/n't] [adv] | 372 |
|
| 4 | if [pron] [verb] [adv] been | 238 |
|
