| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [modal v] have been [verb] | 210 |
|
| 2 | of [det] have been [verb] | 105 |
|
| 3 | of [det] [modal v] have [verb] | 33 |
|
| 4 | of [det] [modal v] have been | 30 |
|
