| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [verb] to | 10340 |
|
| 2 | [modal v] then be [verb] | 1331 |
|
| 3 | then be [verb] to | 163 |
|
| 4 | [modal v] then [verb] to | 131 |
|
