| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun] [modal v] [verb] [art] [adj] | 447 |
|
| 2 | [art] [noun] [modal v] [verb] [art] same | 96 |
|
| 3 | a [noun] [modal v] [verb] [art] [det] | 24 |
|
| 4 | a [noun] [modal v] [verb] [art] same | 18 |
|
