| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but when he [verb] [v-ing] | 5 |
|
| 2 | but when he [verb] [v-ing] | 5 |
|
| 3 | but when he [vb past] [v-ing] | 5 |
|
| 4 | but when he [verb] [v-ing] | 5 |
|
