| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have had a [noun] | 228 |
|
| 2 | may have [verb] a [noun] | 148 |
|
| 3 | may have [vb pp] a [noun] | 123 |
|
| 4 | may have had [art] [noun] | 36 |
|
| 5 | may have had [art] [noun] | 36 |
|
| 6 | may have had a [noun] | 32 |
|
| 7 | may have have a [noun] | 20 |
|
| 8 | may [verb] had a [noun] | 19 |
|
