| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what they [verb] when | 23 |
|
| 2 | what they [verb] when | 23 |
|
| 3 | what they [vb past] when | 12 |
|
| 4 | what they [vb base] when | 11 |
|
| 5 | what they do when | 7 |
|
| 6 | what they mean when | 6 |
|
