| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun] [verb] at [art] [noun] | 450 |
|
| 2 | [art] [noun] [verb] at [art] time | 79 |
|
| 3 | a [noun] [verb] [prep] [art] time | 31 |
|
| 4 | a [noun] [verb] [prep] [art] time | 31 |
|
| 5 | a [noun] [verb] at [art] time | 15 |
|
| 6 | a [noun] [verb] at [art] time | 15 |
|
