| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] a [noun] [noun] | 21790 |
|
| 2 | [verb] [prep] a [noun] [noun sg] | 20643 |
|
| 3 | [verb] [prep] [art] [noun] time | 88 |
|
| 4 | [verb] [prep] a [noun] time | 21 |
|
