| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [verb] a | 2238 |
|
| 2 | [modal v] be [verb] on | 711 |
|
| 3 | [modal v] [verb] on a | 107 |
|
| 4 | be [verb] on a | 50 |
|
