| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what was [verb] | 3287 |
|
| 2 | [to-vb] what [verb] | 1042 |
|
| 3 | [to-vb] what was | 470 |
|
| 4 | [to-vb] was [verb] | 419 |
|
