| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] at [art] [adj] | 2317 |
|
| 2 | [modal v] be [vb pp] at [art] | 1364 |
|
| 3 | [modal v] be [vb pp] at [adj] | 944 |
|
| 4 | [modal v] be [vb pp] [art] [adj] | 746 |
|
| 5 | [modal v] be at [art] [adj] | 98 |
|
