| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] it [be] | 26423 |
|
| 2 | [to-vb] it [be] | 921 |
|
| 3 | to understand [pron] [be] | 104 |
|
| 4 | understand it [be] | 50 |
|
| 5 | to understand [pers pn] [be] | 8 |
|
| 6 | to understand it [be] | 5 |
|
