| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] the past [adj] years i | 26 |
|
| 2 | [prep] the past [num] years i | 20 |
|
| 3 | for the past [adj] years i | 14 |
|
| 4 | for the past [adj] years i | 14 |
|
| 5 | [prep] the past two years i | 9 |
|
| 6 | [prep] the past two years i | 9 |
|
| 7 | [prep] the past few years i | 6 |
|
| 8 | [prep] the past few years i | 6 |
|
| 9 | [prep] the past [det] years i | 6 |
|
| 10 | in the past [adj] years i | 5 |
|
| 11 | in the past [adj] years i | 5 |
|
