| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [adj] years | 100 |
|
| 2 | it [num] years | 87 |
|
| 3 | it two years | 16 |
|
| 4 | it two years | 16 |
|
| 5 | it four years | 13 |
|
| 6 | it four years | 13 |
|
| 7 | it [det] years | 12 |
|
| 8 | it ten years | 7 |
|
| 9 | it ten years | 7 |
|
| 10 | it three years | 6 |
|
| 11 | it twenty years | 6 |
|
| 12 | it three years | 6 |
|
| 13 | it many years | 6 |
|
| 14 | it twenty years | 6 |
|
| 15 | it many years | 6 |
|
| 16 | it some years | 5 |
|
| 17 | it some years | 5 |
|
