| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [was/were] [v-ing] [verb] [pron] | 10 |
|
| 2 | which [was/were] [v-ing] [to-vb] [pron] | 10 |
|
| 3 | which was [v-ing] [verb] [pron] | 8 |
|
| 4 | which [was/were] [v-ing] [verb] [pers pn] | 5 |
|
