| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [modal v] have been [adj] | 2486 |
|
| 2 | [pron] [vb mod] have been [adj] | 2486 |
|
| 3 | [pron] must [verb] been [adj] | 446 |
|
| 4 | [pron] must have [been] [adj] | 445 |
|
| 5 | [pron] must have be [adj] | 445 |
|
| 6 | [pron] must have [be] [adj] | 445 |
|
| 7 | [pron] must have been [adj] | 445 |
|
