| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] to | 77926 |
|
| 2 | be [v-ing] [verb] | 32862 |
|
| 3 | be [v-ing] to | 14228 |
|
| 4 | [v-ing] [verb] to | 2263 |
|
