| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] not [verb] been [pos pn] [noun] | 11 |
|
| 2 | [vb mod] not [verb] been [pos pn] [noun] | 11 |
|
| 3 | not [verb] been [prep] [pos pn] [noun] | 5 |
|
| 4 | not [verb] been [prep] [pos pn] [noun] | 5 |
|
