| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [vb pp] in patients who | 6 |
|
| 2 | [was/were] [vb pp] in [noun pl] who | 6 |
|
| 3 | [was/were] [vb pp] in patient who | 6 |
|
| 4 | [was/were] [vb pp] in [noun] who | 6 |
|
