| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] [prep] [be] | 6912 |
|
| 2 | to [be] [v-ing] [prep] | 1895 |
|
| 3 | to [be] [v-ing] [be] | 46 |
|
| 4 | to [be] [prep] [be] | 34 |
|
| 5 | to [v-ing] [prep] [be] | 9 |
|
