| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [modal v] [verb] [vb pp] a [adj] | 584 |
|
| 2 | [Wh det] [modal v] [verb] [vb pp] [art] [adj] | 60 |
|
| 3 | [Wh det] [modal v] [verb] [verb] a [adj] | 55 |
|
