| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] be [v-ing] to | 8140 |
|
| 2 | [Wh det] be [verb] to | 2261 |
|
| 3 | [Wh det] be [v-ing] [prep] | 1687 |
|
| 4 | [Wh det] be [v-ing] [prep] | 1572 |
|
| 5 | [Wh det] [be] [v-ing] to | 448 |
|
| 6 | [Wh det] be [v-ing] to | 448 |
|
