| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [vb past] in the [noun] | 62 |
|
| 2 | [pron] [vb past] in the past | 60 |
|
| 3 | what [vb past] in the [noun sg] | 50 |
|
| 4 | what [vb past] in the past | 11 |
|
| 5 | what [vb past] in the past | 11 |
|
| 6 | what [vb past] [prep] the past | 11 |
|
| 7 | what [verb] in the past | 11 |
|
| 8 | what [vb past] in [art] past | 11 |
|
| 9 | what [vb past] [prep] the past | 11 |
|
| 10 | what [vb past] in the past | 11 |
|
| 11 | what [vb past] in [art] past | 11 |
|
