| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [that] [modal v] [vb infin] [been] [verb] | 252 |
|
| 2 | [conj] may [vb infin] [been] [verb] | 70 |
|
| 3 | [that] may [vb infin] [be] [verb] | 36 |
|
| 4 | [that] may [verb] [been] [verb] | 35 |
|
