| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | the [num ord] four years | 252 |
|
| 2 | [num ord] four years [pers pn] | 17 |
|
| 3 | the four years [pers pn] | 8 |
|
| 4 | the [num ord] years [pers pn] | 6 |
|
