| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [verb] to | 16578 |
|
| 2 | was [v-ing] [verb] | 7777 |
|
| 3 | was [v-ing] to | 3550 |
|
| 4 | [v-ing] [verb] to | 2263 |
|
