| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at [art] time when | 271 |
|
| 2 | [verb] [prep] a time when | 268 |
|
| 3 | [verb] [prep] a time when | 268 |
|
| 4 | [verb] at a [noun sg] when | 235 |
|
| 5 | [verb] at a [noun] when | 235 |
|
| 6 | [verb] at a time [adv] | 229 |
|
| 7 | [verb] at a time when | 226 |
|
| 8 | [verb] at a time when | 226 |
|
