| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [modal v] to be | 2740 |
|
| 2 | [Wh det] [modal v] to be | 316 |
|
| 3 | what [modal v] [prep] be | 187 |
|
| 4 | what [modal v] to be | 186 |
|
| 5 | what [modal v] to [be] | 186 |
|
