| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [v-ing] to be | 14 |
|
| 2 | [vb mod] [be] [v-ing] to be | 14 |
|
| 3 | to [be] [v-ing] to be | 6 |
|
| 4 | [prep] [be] [v-ing] to be | 6 |
|
| 5 | [prep] [be] [v-ing] to be | 6 |
|
| 6 | to [be] [v-ing] to be | 6 |
|
| 7 | [be] [v-ing] [adv] to be | 5 |
|
| 8 | [be] [v-ing] to be [verb] | 8 |
|
| 9 | [be] [v-ing] to be [vb pp] | 6 |
|
| 10 | [be] [v-ing] to be [adj] | 5 |
|
