| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who were [verb] [pron] [prep] | 13 |
|
| 2 | [Wh pn] were [verb] [pers pn] [prep] | 9 |
|
| 3 | [Wh pn] were [v-ing] [pron] [prep] | 8 |
|
