| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how do we [vb infin] [pers pn] | 64 |
|
| 2 | how do we [vb infin] [that] | 28 |
|
| 3 | do we [vb infin] [that] [pers pn] | 15 |
|
