| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [noun] [prep] a [det] [noun] | 225 |
|
| 2 | [noun] [noun] [prep] a [det] [noun pl] | 174 |
|
| 3 | [noun] [noun] [prep] a [adj] years | 36 |
|
| 4 | [noun] [noun] [prep] [art] [det] years | 34 |
|
| 5 | [noun] [noun] [prep] a [det] year | 32 |
|
