| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be [verb] [prep] a | 10435 |
|
| 2 | [vb mod] be [verb] [prep] is | 30 |
|
| 3 | [vb mod] be [verb] is a | 22 |
|
| 4 | [vb mod] [verb] [prep] is a | 13 |
|
| 5 | be [verb] [prep] is a | 9 |
|
