| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] [modal v] [vb infin] [verb] | 4390 |
|
| 2 | [modal v] [vb infin] [verb] at | 817 |
|
| 3 | [noun prp] [modal v] [verb] at | 176 |
|
| 4 | [noun prp] [modal v] [vb infin] at | 170 |
|
