| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] [adv] [vb pp] | 5819 |
|
| 2 | [pron] [is] usually [vb pp] | 275 |
|
| 3 | it [be] usually [vb pp] | 178 |
|
| 4 | it [is] usually [verb] | 175 |
|
| 5 | [pers pn] [is] usually [vb pp] | 173 |
|
| 6 | it [is] usually [vb pp] | 161 |
|
