| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [prep] a | 1134 |
|
| 2 | [modal v] [be] on [art] | 811 |
|
| 3 | [modal v] [be] on [art] | 811 |
|
| 4 | [modal v] [be] on a | 157 |
|
