| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] what do [vb infin] | 16 |
|
| 2 | [adv] what [vb -s] [vb infin] | 9 |
|
| 3 | [adv] what does [vb infin] | 9 |
|
| 4 | [adv] what [vb past] [vb infin] | 7 |
|
| 5 | [adv] what [verb] happen | 7 |
|
| 6 | [adv] what did [vb infin] | 6 |
|
