| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] to [be] [art] | 788 |
|
| 2 | [vb mod] [prep] [be] a | 616 |
|
| 3 | [vb mod] [prep] [be] a | 615 |
|
| 4 | [modal v] to [be] a | 567 |
|
| 5 | [vb mod] to [be] a | 567 |
|
