| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] [modal v] to [be] | 346 |
|
| 2 | what [noun pl] [modal v] [be] | 208 |
|
| 3 | what [modal v] to [be] | 186 |
|
| 4 | what [noun pl] [modal v] to | 8 |
|
