| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] to | 14228 |
|
| 2 | [Wh det] be [v-ing] | 7355 |
|
| 3 | [Wh det] be to | 958 |
|
| 4 | [Wh det] [v-ing] to | 52 |
|
