| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but when he [verb] | 385 |
|
| 2 | but when he [vb past] | 326 |
|
| 3 | but when [pron] arrived | 32 |
|
| 4 | [conj] when he arrived | 17 |
|
| 5 | [coord] when he arrived | 11 |
|
| 6 | but when he arrive | 8 |
|
| 7 | but [conj] he arrived | 7 |
|
| 8 | but when he arrived | 7 |
|
