| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there may [adv] have been | 44 |
|
| 2 | there may [adv] [vb infin] been | 40 |
|
| 3 | there may well [vb infin] been | 19 |
|
| 4 | there may well [vb infin] been | 19 |
|
| 5 | there may also [vb infin] been | 11 |
|
| 6 | there may also [vb infin] been | 11 |
|
