| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adj] years [unc] time | 172 |
|
| 2 | [prep] four years [unc] [noun] | 46 |
|
| 3 | [prep] four [noun] [unc] time | 18 |
|
| 4 | [prep] four [noun pl] [unc] time | 17 |
|
| 5 | [prep] four year [unc] time | 10 |
|
| 6 | [prep] four years [unc] time | 9 |
|
