| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may have be [verb] | 1109 |
|
| 2 | may have be [vb pp] | 984 |
|
| 3 | [modal v] have be used | 151 |
|
| 4 | [vb mod] have be used | 151 |
|
| 5 | may have be use | 38 |
|
| 6 | may have be used | 35 |
|
| 7 | may [verb] be used | 35 |
|
| 8 | may have [be] used | 35 |
|
| 9 | may have be used | 35 |
|
| 10 | may [vb infin] be used | 35 |
|
