| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] be | 24572 |
|
| 2 | [modal v] [vb infin] be | 24380 |
|
| 3 | [modal v] have be | 21604 |
|
| 4 | [modal v] have [be] | 21175 |
|
