| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] be [vb pp] | 82786 |
|
| 2 | [prep] be [art] | 21816 |
|
| 3 | be [vb pp] [art] | 3749 |
|
| 4 | [prep] [vb pp] [art] | 240 |
|
