| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] a [noun sg] [verb] | 9784 |
|
| 2 | when [art] [noun sg] [verb] | 6737 |
|
| 3 | when [art] [noun sg] [verb] | 6737 |
|
| 4 | when a [noun sg] [verb] | 1409 |
|
| 5 | when a [noun] [verb] | 1275 |
|
