| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] be [vb pp] [prep] | 38853 |
|
| 2 | be [vb pp] [prep] be | 1671 |
|
| 3 | [prep] be [prep] be | 26 |
|
| 4 | [prep] [vb pp] [prep] be | 6 |
|
