| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [vb pp] a [det] [noun] | 34 |
|
| 2 | have been [vb pp] a [det] [noun pl] | 33 |
|
| 3 | have been [vb pp] a [adj] years | 11 |
|
| 4 | [verb] been [vb pp] a [det] years | 10 |
|
| 5 | have been [vb pp] [art] [det] years | 10 |
|
| 6 | have been [vb pp] a [det] years | 10 |
|
| 7 | have [be] [vb pp] a [det] years | 10 |
|
| 8 | have been [vb pp] [art] [det] years | 10 |
|
| 9 | have [been] [vb pp] a [det] years | 10 |
|
| 10 | have been [vb pp] a [det] year | 10 |
|
| 11 | have been [verb] a [det] years | 10 |
|
| 12 | have be [vb pp] a [det] years | 10 |
|
