| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb past] [be] [v-ing] [prep] [adj] | 189 |
|
| 2 | it [vb past] [be] [verb] [prep] [adj] | 123 |
|
| 3 | it [verb] [be] [v-ing] [prep] [adj] | 31 |
|
| 4 | it [vb past] [be] [v-ing] [prep] [adj] | 6 |
|
