| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] it [verb] to [be] | 223 |
|
| 2 | [vb -s] [pron] [verb] to [be] | 175 |
|
| 3 | [vb -s] it [verb] [prep] [be] | 81 |
|
