| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why did you [verb] | 599 |
|
| 2 | why did you [vb infin] | 599 |
|
| 3 | [adv] did you leave | 48 |
|
| 4 | [Wh adv] did you leave | 46 |
|
| 5 | why did [pron] leave | 44 |
|
| 6 | why did [pers pn] leave | 44 |
|
| 7 | why [vb past] you leave | 36 |
|
| 8 | why did you leave | 36 |
|
| 9 | why do you leave | 36 |
|
| 10 | why [verb] you leave | 36 |
|
| 11 | why did you leave | 36 |
|
| 12 | why did you leave | 36 |
|
