| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] be [vb pp] [prep] [art] | 20644 |
|
| 2 | be [vb pp] [prep] [art] period | 270 |
|
| 3 | [verb] [vb pp] [prep] [art] period | 45 |
|
| 4 | [verb] be [prep] [art] period | 9 |
|
