| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] at [det] | 2154 |
|
| 2 | be [vb pp] at [det] | 1709 |
|
| 3 | be discussed [prep] [det] | 145 |
|
| 4 | be discussed at [adj] | 43 |
|
| 5 | be discuss at [det] | 20 |
|
| 6 | [be] discussed at [det] | 20 |
|
