| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | years has been [art] [noun] | 50 |
|
| 2 | years [vb -s] been [art] [noun sg] | 48 |
|
| 3 | years [vb -s] been the [noun] | 43 |
|
| 4 | years [vb -s] been a [noun] | 5 |
|
