| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] [prep] [det] | 25215 |
|
| 2 | be [prep] [det] reason | 203 |
|
| 3 | [vb pp] [prep] [det] reason | 82 |
|
| 4 | be [vb pp] [prep] reason | 75 |
|
