| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] [prep] | 477770 |
|
| 2 | be [vb pp] last | 778 |
|
| 3 | [vb pp] [prep] last | 438 |
|
| 4 | be [prep] last | 295 |
|
