| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] when | 17781 |
|
| 2 | [adv] when | 14814 |
|
| 3 | later [conj] | 1567 |
|
| 4 | later [subord] | 827 |
|
| 5 | later when | 342 |
|
| 6 | later when | 342 |
|
