| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num] [noun] [Wh pn] did not [vb infin] | 23 |
|
| 2 | [num] [noun pl] [Wh pn] did not [vb infin] | 20 |
|
| 3 | [num] patient [Wh pn] did not [vb infin] | 9 |
|
| 4 | [num] patients [Wh pn] did not [vb infin] | 9 |
|
