| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 's [verb] to [be] | 1465 |
|
| 2 | 's [v-ing] to [be] | 1192 |
|
| 3 | be proving to [be] | 75 |
|
| 4 | [be] proving to [be] | 75 |
|
| 5 | [is] proving to [be] | 44 |
|
| 6 | 's prove to [be] | 11 |
|
| 7 | 's proving [prep] [be] | 5 |
|
