| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how it could have been | 5 |
|
| 2 | how it could have [be] | 5 |
|
| 3 | how it could have [be] | 5 |
|
| 4 | how it could have [be] | 5 |
|
| 5 | how it could have [been] | 5 |
|
| 6 | how it could have be | 5 |
|
