| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it has usually [vb pp] | 8 |
|
| 2 | it has usually [verb] | 8 |
|
| 3 | it has usually [be] | 5 |
|
| 4 | it has usually [been] | 5 |
|
| 5 | it has usually be | 5 |
|
| 6 | it has usually been | 5 |
|
