| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun] at the [noun] | 3513 |
|
| 2 | a [noun] at the [noun sg] | 2841 |
|
| 3 | [art] [noun] at the time | 590 |
|
| 4 | a [noun] [prep] the time | 391 |
|
| 5 | a [noun] [prep] the time | 391 |
|
| 6 | a [noun] at [art] time | 237 |
|
| 7 | a [noun] at [art] time | 237 |
|
| 8 | a [noun] at the time | 120 |
|
| 9 | a [noun] at the time | 119 |
|
| 10 | a [noun] at the time | 119 |
|
