| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pos pn] [adj] years | 1128 |
|
| 2 | [pos pn] [num] years | 477 |
|
| 3 | [pos pn] four [noun] | 329 |
|
| 4 | [pos pn] four [noun pl] | 267 |
|
| 5 | [pron] four years | 59 |
|
| 6 | [pos pn] four year | 38 |
|
| 7 | [pos pn] four years | 23 |
|
