| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at a [adj] date | 29 |
|
| 2 | [verb] at a [adj] date | 16 |
|
| 3 | [verb] at an [adj] date | 13 |
|
| 4 | [verb] at a future date | 10 |
|
| 5 | [to-vb] at a [adj] date | 10 |
|
| 6 | [vb pp] at a [adj] date | 10 |
|
| 7 | [verb] at a early date | 9 |
|
