| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num] years [unc] [noun sg] | 1117 |
|
| 2 | to [num] years [unc] | 203 |
|
| 3 | to [num] years [noun sg] | 45 |
|
| 4 | to [num] [unc] [noun sg] | 16 |
|
