| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] did [pron] | 2915 |
|
| 2 | [Wh det] time [pron] | 417 |
|
| 3 | time did [pron] | 130 |
|
| 4 | [Wh det] time did | 110 |
|
