| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] not of been | 35 |
|
| 2 | [vb mod] not [prep] been | 35 |
|
| 3 | [modal v] n't [prep] been | 29 |
|
| 4 | could not [prep] been | 14 |
|
| 5 | could not [prep] been | 14 |
|
| 6 | would not [prep] been | 9 |
|
| 7 | would not [prep] been | 9 |
|
| 8 | [modal v] not [prep] been | 6 |
|
| 9 | should not [prep] been | 5 |
|
| 10 | should not [prep] been | 5 |
|
