| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may [adv] have [been] [art] [adj] | 23 |
|
| 2 | may [adv] have [been] [art] [adj] | 23 |
|
| 3 | may [adv] have been [art] [adj] | 23 |
|
| 4 | may [adv] have [been] a [adj] | 14 |
|
| 5 | may [adv] have [been] a [adj] | 13 |
|
| 6 | may well have [been] [art] [adj] | 10 |
|
| 7 | may [adv] have [been] the [adj] | 9 |
|
| 8 | may [adv] have [been] the [adj] | 9 |
|
