| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [verb] [prep] a [noun] | 5332 |
|
| 2 | [vb mod] [verb] [prep] [art] time | 107 |
|
| 3 | [modal v] [verb] [prep] a time | 21 |
|
