| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [vb mod] [verb] a [adj] [noun] | 450 |
|
| 2 | [conj] [modal v] [verb] a [adj] [noun] | 450 |
|
| 3 | [conj] could [verb] [art] [adj] [noun] | 116 |
|
| 4 | [conj] could [verb] [art] [adj] [noun] | 116 |
|
| 5 | [conj] could [verb] a [adj] [noun] | 58 |
|
| 6 | [conj] could [verb] a [adj] [noun] | 53 |
|
