| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num] years ' [noun] be | 23 |
|
| 2 | [num] years ['s] [noun sg] be | 21 |
|
| 3 | [num] years ['s] [noun] is | 10 |
|
| 4 | [num] years ['s] [noun] were | 5 |
|
