| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] [to-vb] [art] | 5276 |
|
| 2 | [be] [v-ing] [to-vb] [Wh det] | 174 |
|
| 3 | [v-ing] [to-vb] [Wh det] [art] | 59 |
|
| 4 | [be] [v-ing] [Wh det] [art] | 36 |
|
| 5 | [be] [to-vb] [Wh det] [art] | 35 |
|
