| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [adj] [num] years ' [noun sg] | 8 |
|
| 2 | a [adj -er] [num] years ['s] [noun sg] | 6 |
|
| 3 | a further [num] years ['s] [noun sg] | 6 |
|
| 4 | a far [num] years ['s] [noun sg] | 6 |
|
