| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] to [be] [v-ing] [to-vb] [det] | 8 |
|
| 2 | to [be] [v-ing] [to-vb] [det] [noun sg] | 6 |
|
| 3 | to [be] [v-ing] [to-vb] [det] [noun] | 6 |
|
