| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] a time when | 268 |
|
| 2 | [v-ing] [prep] a [noun] when | 44 |
|
| 3 | [v-ing] [prep] a [noun sg] when | 43 |
|
| 4 | [v-ing] [prep] [art] time when | 38 |
|
| 5 | [v-ing] [prep] [art] time when | 38 |
|
| 6 | [v-ing] [prep] a time [adv] | 32 |
|
| 7 | [v-ing] [prep] a time when | 30 |
|
| 8 | [v-ing] [prep] a time when | 30 |
|
| 9 | [v-ing] [prep] a time when | 30 |
|
