| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when they have gone | 53 |
|
| 2 | when they [vb past] gone | 37 |
|
| 3 | when they had gone | 28 |
|
| 4 | when they [vb base] gone | 16 |
|
| 5 | when they 've gone | 12 |
|
| 6 | when they 'd gone | 9 |
|
