| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [prep] [det] | 3815 |
|
| 2 | who [was/were] [prep] | 1446 |
|
| 3 | who [was/were] [det] | 240 |
|
| 4 | who [prep] [det] | 195 |
|
