| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb past] [prep] [be] [v-ing] [adj] | 5 |
|
| 2 | it [vb past] to [be] [v-ing] [adj] | 5 |
|
| 3 | it [vb past] [prep] [be] [v-ing] [adj] | 5 |
|
| 4 | it [vb past] to [be] [v-ing] [adj] | 5 |
|
| 5 | it [vb past] [be] [v-ing] [prep] [adj] | 6 |
|
| 6 | it [vb past] [be] [v-ing] [prep] [adj] | 6 |
|
| 7 | it [vb past] [be] [v-ing] [adj] [noun] | 7 |
|
| 8 | it [vb past] [be] [v-ing] [adj] [noun sg] | 6 |
|
