| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [be] [v-ing] | 30243 |
|
| 2 | [be] [v-ing] to | 14229 |
|
| 3 | i [be] to | 177 |
|
| 4 | i [v-ing] to | 45 |
|
