| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] [noun] [prep] a | 6610 |
|
| 2 | [noun] [prep] a year | 783 |
|
| 3 | [noun prp] [prep] a year | 71 |
|
| 4 | [noun prp] [noun] [prep] year | 61 |
|
| 5 | [noun prp] [noun] a year | 35 |
|
