| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have been [verb] | 7119 |
|
| 2 | [num] have been [verb] | 1105 |
|
| 3 | [num] [modal v] have [verb] | 197 |
|
| 4 | [num] [modal v] have been | 135 |
|
