| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [noun sg] of years | 685 |
|
| 2 | within a [noun sg] of [noun] | 322 |
|
| 3 | within a [noun sg] of [noun pl] | 190 |
|
| 4 | within a [noun sg] [prep] years | 17 |
|
| 5 | within [art] [noun sg] of years | 17 |
|
| 6 | within a [noun] of years | 17 |
|
| 7 | within a [noun sg] [prep] years | 17 |
|
| 8 | within a [noun sg] of years | 17 |
|
| 9 | within a [noun sg] of year | 17 |
|
