| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adj] years [unc] | 817 |
|
| 2 | is [prep] [adj] years | 68 |
|
| 3 | is [prep] [adj] [unc] | 34 |
|
| 4 | is [adj] years [unc] | 7 |
|
