| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [vb infin] [verb] a | 5127 |
|
| 2 | [modal v] [vb infin] [verb] for | 1291 |
|
| 3 | [modal v] [verb] for a | 946 |
|
| 4 | [modal v] [vb infin] for a | 922 |
|
| 5 | [vb infin] [verb] for a | 263 |
|
