| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [v-ing] to | 4550 |
|
| 2 | who [was/were] [v-ing] | 3148 |
|
| 3 | who [was/were] to | 109 |
|
| 4 | who [v-ing] to | 12 |
|
