| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] [been] [verb] | 2880 |
|
| 2 | [to-vb] [been] [vb pp] | 2673 |
|
| 3 | [verb] [been] used | 1738 |
|
| 4 | [to-vb] [be] used | 55 |
|
| 5 | [to-vb] [been] use | 52 |
|
