| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] to be | 5064 |
|
| 2 | [coord] [be] to be | 166 |
|
| 3 | [coord] [v-ing] to be | 158 |
|
| 4 | [coord] [be] [v-ing] to | 154 |
|
