| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] to be [art] | 788 |
|
| 2 | [modal v] [prep] be a | 568 |
|
| 3 | [modal v] to [be] a | 567 |
|
| 4 | [modal v] to [be] a | 567 |
|
| 5 | [modal v] to be a | 567 |
|
