| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have been [prep] | 1243 |
|
| 2 | [modal v] have been [noun sg] | 289 |
|
| 3 | have been [prep] [noun sg] | 226 |
|
| 4 | [modal v] have [prep] [noun sg] | 186 |
|
