| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [was/were] [verb] at the | 84 |
|
| 2 | which [was/were] [vb pp] at the | 81 |
|
| 3 | which was [verb] at the | 55 |
|
| 4 | which were [verb] at the | 29 |
|
| 5 | which [was/were] published at the | 5 |
|
| 6 | which [was/were] publish at the | 5 |
|
