| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] at [art] [adj] | 2898 |
|
| 2 | [be] introduce [prep] [art] [adj] | 293 |
|
| 3 | [be] introduce [prep] [art] [adj] | 293 |
|
| 4 | [be] introduce at [art] [adj] | 15 |
|
