| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] a [num] [noun] | 2343 |
|
| 2 | [noun] [prep] a [num] [noun sg] | 1569 |
|
| 3 | [noun] [prep] a [adj] year | 420 |
|
| 4 | [noun] [prep] [art] [num] year | 395 |
|
| 5 | [noun] [prep] [art] [num] year | 395 |
|
| 6 | [noun] [prep] a [num] year | 313 |
|
| 7 | [noun] [prep] a [num] year | 264 |
|
| 8 | [noun] [prep] a [num] year | 248 |
|
