| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [adv] have been a [noun sg] | 92 |
|
| 2 | may [adv] have [been] a [noun sg] | 26 |
|
| 3 | could [adv] have [been] a [noun sg] | 19 |
|
| 4 | [vb mod] also have [been] a [noun sg] | 17 |
|
| 5 | [vb mod] well have [been] a [noun sg] | 16 |
|
| 6 | would [adv] have [been] a [noun sg] | 15 |
|
| 7 | might [adv] have [been] a [noun sg] | 13 |
|
| 8 | must [adv] have [been] a [noun sg] | 9 |
|
| 9 | [vb mod] once have [been] a [noun sg] | 7 |
|
| 10 | [vb mod] probably have [been] a [noun sg] | 6 |
|
| 11 | [vb mod] only have [been] a [noun sg] | 5 |
|
| 12 | [vb mod] hardly have [been] a [noun sg] | 5 |
|
| 13 | [vb mod] never have [been] a [noun sg] | 5 |
|
