| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [verb] [pers pn] [num ord] | 34 |
|
| 2 | when [vb past] [pron] [num ord] | 33 |
|
| 3 | when do [pron] [num ord] | 30 |
|
| 4 | when did [pron] [num ord] | 29 |
|
| 5 | when [verb] you [num ord] | 28 |
|
| 6 | when [verb] [pron] first | 28 |
|
| 7 | when [verb] you [num ord] | 28 |
|
