| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] a [noun sg] | 23568 |
|
| 2 | when a [noun sg] | 3107 |
|
| 3 | [subord] when a | 61 |
|
| 4 | [subord] when [noun sg] | 50 |
|
