| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [pers pn] [vb past] were [vb pp] | 9 |
|
| 2 | which [pers pn] [vb past] were [v-ing] | 6 |
|
| 3 | which he [vb past] were [verb] | 5 |
|
| 4 | which it [vb past] were [verb] | 5 |
|
