| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [verb] by a | 1389 |
|
| 2 | not [been] [verb] by | 349 |
|
| 3 | not [verb] by a | 125 |
|
| 4 | not [been] [verb] a | 32 |
|
