| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [vb -s] [vb pp] [prep] [art] [adj] | 56 |
|
| 2 | [pron] [vb -s] [vb pp] [prep] [art] past | 33 |
|
| 3 | [Wh det] [vb -s] [vb pp] [prep] [art] past | 11 |
|
| 4 | what [vb -s] [vb pp] [prep] [art] past | 6 |
|
| 5 | what [vb -s] [verb] [prep] [art] past | 6 |
|
| 6 | what [vb -s] [vb pp] [prep] [art] past | 6 |
|
| 7 | what [verb] [vb pp] [prep] [art] past | 6 |
|
