| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh pn] [vb -s] he can [verb] | 12 |
|
| 2 | [Wh pn] [verb] he can [vb infin] | 12 |
|
| 3 | who [verb] he can [verb] | 12 |
|
| 4 | [Wh pn] [verb] he can [verb] | 12 |
|
