| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [vb infin] be [prep] [art] | 88 |
|
| 2 | it [modal v] [vb infin] be [prep] [art] | 88 |
|
| 3 | [pron] [modal v] [vb infin] be at [art] | 18 |
|
| 4 | it [modal v] [verb] be at [art] | 7 |
|
| 5 | it [modal v] [vb infin] [be] at [art] | 7 |
|
| 6 | it [modal v] [vb infin] be at [art] | 7 |
|
| 7 | it [modal v] [vb infin] be at [art] | 7 |
|
