| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [vb pp] [prep] a | 60587 |
|
| 2 | [be] [vb pp] [prep] [art] | 53658 |
|
| 3 | [be] [verb] [prep] a | 18683 |
|
| 4 | [be] [vb pp] [prep] a | 17836 |
|
