| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | in force at the [noun] time | 12 |
|
| 2 | in [noun] at the [noun] time | 12 |
|
| 3 | in force at the [noun] time | 12 |
|
| 4 | in [noun sg] at the [noun] time | 12 |
|
| 5 | in [noun] at the [noun sg] time | 12 |
|
| 6 | in [noun] at the material time | 12 |
|
| 7 | in [noun] at the material time | 12 |
|
