| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num] or [adj] years [unc] [noun] | 45 |
|
| 2 | [adj] or [adj] years [unc] [noun] | 45 |
|
| 3 | three or [adj] years [unc] [noun] | 10 |
|
| 4 | three or [adj] years [unc] [noun] | 10 |
|
| 5 | five or [adj] years [unc] [noun] | 7 |
|
| 6 | two or [adj] years [unc] [noun] | 7 |
|
| 7 | five or [adj] years [unc] [noun] | 7 |
|
| 8 | two or [adj] years [unc] [noun] | 7 |
|
| 9 | four or [adj] years [unc] [noun] | 5 |
|
| 10 | four or [adj] years [unc] [noun] | 5 |
|
