| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] to | 14228 |
|
| 2 | be [det] [v-ing] | 1698 |
|
| 3 | [det] [v-ing] to | 531 |
|
| 4 | be [det] to | 333 |
|
