| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have been [verb] some | 12 |
|
| 2 | [vb mod] have be [verb] some | 12 |
|
| 3 | [modal v] have be [verb] some | 11 |
|
| 4 | [modal v] have be [v-ing] some | 7 |
|
| 5 | [modal v] have be [vb pp] some | 5 |
|
