| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how could i have [be] | 11 |
|
| 2 | how could i [vb infin] be | 11 |
|
| 3 | how could i [vb infin] [be] | 11 |
|
| 4 | how could i [vb infin] [been] | 11 |
|
| 5 | how could i [vb infin] been | 11 |
|
