| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] [art] first [adj] years | 184 |
|
| 2 | [noun] [prep] [art] first [num] years | 165 |
|
| 3 | [noun] [prep] [art] [adj] four years | 155 |
|
| 4 | [noun] [prep] [art] [num ord] four years | 105 |
|
| 5 | [noun] [prep] [art] first four [noun] | 57 |
|
| 6 | [noun] [prep] [art] first four [noun pl] | 53 |
|
| 7 | [noun] [prep] [art] first four years | 8 |
|
| 8 | [noun] [prep] [art] first four year | 8 |
|
| 9 | [noun] [prep] [art] first four years | 8 |
|
| 10 | [noun] [prep] [art] first four years | 8 |
|
