| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what i [vb past] [verb] | 513 |
|
| 2 | what [pron] [vb past] [vb infin] | 136 |
|
| 3 | what i [verb] [vb infin] | 103 |
|
| 4 | [pron] i [vb past] [vb infin] | 73 |
|
| 5 | [Wh det] i [vb past] [vb infin] | 45 |
|
| 6 | what i [vb past] [vb infin] | 35 |
|
