| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to be [vb pp] to [be] [v-ing] | 47 |
|
| 2 | to be [vb pp] [prep] [be] [v-ing] | 47 |
|
| 3 | to be [vb pp] [prep] [be] [v-ing] | 47 |
|
| 4 | to be [vb pp] to [be] [v-ing] | 47 |
|
| 5 | to be [vb pp] [prep] be [v-ing] | 47 |
|
| 6 | to be seen [prep] [be] [v-ing] | 39 |
|
| 7 | to be [vb pp] [prep] [be] doing | 10 |
|
| 8 | to be [vb pp] [prep] [be] taking | 5 |
|
