| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] a [adj] | 773 |
|
| 2 | have been [verb] [adj] years | 85 |
|
| 3 | have [verb] a [adj] years | 30 |
|
| 4 | been [verb] a [adj] years | 12 |
|
| 5 | have been a [adj] years | 10 |
|
