| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be used [prep] [adj] [noun] | 1839 |
|
| 2 | [vb past] be [prep] [adj] [noun] | 380 |
|
| 3 | [vb past] be used [prep] [noun] | 41 |
|
| 4 | [vb past] be used [prep] [adj] | 34 |
|
