| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] at a time when [noun] | 67 |
|
| 2 | [noun] at a time when [noun sg] | 46 |
|
| 3 | [noun] at a time when [noun prp] | 30 |
|
| 4 | [noun] at a time when [noun pl] | 30 |
|
| 5 | [noun pl] at a time when [noun] | 26 |
|
| 6 | [noun prp] at a time when [noun] | 10 |
|
