| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun] at [art] [noun] | 4247 |
|
| 2 | a [noun] at [art] [noun sg] | 3492 |
|
| 3 | [art] [noun] at [art] time | 783 |
|
| 4 | a [noun] [prep] [art] time | 578 |
|
| 5 | a [noun] at [art] time | 238 |
|
