| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adj] time | 3266 |
|
| 2 | [prep] a specific [noun] | 833 |
|
| 3 | [prep] a specific [noun sg] | 823 |
|
| 4 | [prep] a specific time | 22 |
|
| 5 | [prep] [art] specific time | 22 |
|
| 6 | [prep] a specific time | 22 |
|
| 7 | [prep] [art] specific time | 22 |
|
| 8 | [prep] a specific time | 22 |
|
