| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | year have [vb pp] a [adj] [noun] | 23 |
|
| 2 | year [vb base] [vb pp] a [adj] [noun sg] | 23 |
|
| 3 | years [vb base] [vb pp] a [adj] [noun] | 21 |
|
| 4 | year [vb base] seen a [adj] [noun] | 12 |
|
