| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] not been [verb] | 4730 |
|
| 2 | [verb] not been [vb pp] | 4214 |
|
| 3 | [verb] [adv] been used | 350 |
|
| 4 | [verb] not been use | 75 |
|
| 5 | [verb] not [been] used | 67 |
|
| 6 | [verb] not [be] used | 67 |
|
| 7 | [verb] not be used | 67 |
|
