| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [vb infin] a [det] days | 22 |
|
| 2 | [modal v] [vb infin] a few days | 22 |
|
| 3 | [modal v] take a [det] days | 7 |
|
| 4 | could [vb infin] a [det] days | 5 |
|
| 5 | [modal v] wait a [det] days | 5 |
|
| 6 | could [vb infin] a [det] days | 5 |
|
