| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [pron] [verb] a [noun sg] | 1483 |
|
| 2 | [noun prp] [pron] [verb] a [noun sg] | 551 |
|
| 3 | [noun prp] when [pron] [verb] a | 46 |
|
| 4 | [noun prp] when [pron] [verb] [noun sg] | 40 |
|
