| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] to | 14228 |
|
| 2 | [det] be [v-ing] | 3333 |
|
| 3 | [det] be to | 711 |
|
| 4 | [det] [v-ing] to | 531 |
|
