| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] when | 18764 |
|
| 2 | [vb past] when | 3603 |
|
| 3 | had [conj] | 519 |
|
| 4 | had [subord] | 216 |
|
| 5 | have when | 211 |
|
| 6 | had when | 118 |
|
