| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] may have been some | 18 |
|
| 2 | [pron] may [vb infin] been some | 18 |
|
| 3 | [pron] may have been some | 18 |
|
| 4 | [ex0] may [verb] been some | 17 |
|
| 5 | there may [verb] been some | 17 |
|
| 6 | there may [verb] been some | 17 |
|
