| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | these may have [been] | 19 |
|
| 2 | these may have been | 19 |
|
| 3 | these may have [be] | 19 |
|
| 4 | these may have [be] | 19 |
|
| 5 | these may have be | 19 |
|
