| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [prep] [adj] years | 1042 |
|
| 2 | [adv] [prep] four [noun] | 187 |
|
| 3 | [adv] [prep] four [noun pl] | 168 |
|
| 4 | [adv] [prep] four years | 85 |
|
| 5 | [adv] [prep] four year | 39 |
|
| 6 | [adv] [prep] four years | 38 |
|
