| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be [prep] [num] years [unc] | 6 |
|
| 2 | [vb mod] be [prep] [num] year ' | 5 |
|
| 3 | [vb mod] be [prep] [adj] years ' | 5 |
|
| 4 | [vb mod] be [prep] [num] [noun] ' | 5 |
|
| 5 | [modal v] be [prep] [num] years ' | 5 |
|
| 6 | [vb mod] be [prep] [num] [noun pl] ' | 5 |
|
| 7 | [vb mod] [be] [prep] [num] years ' | 5 |
|
