| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] to be | 4613 |
|
| 2 | [modal v] to [no cls] | 168 |
|
| 3 | to [no cls] be | 121 |
|
| 4 | [modal v] [no cls] be | 67 |
|
