| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] [verb] a [noun] | 3290 |
|
| 2 | [modal v] [verb] [vb pp] a [noun] | 1467 |
|
| 3 | [modal v] [verb] have a [noun] | 502 |
|
| 4 | [modal v] [verb] had [art] [noun] | 459 |
|
