| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] the past [adj] years they | 7 |
|
| 2 | [prep] the past [adj] years they | 7 |
|
| 3 | the past [adj] years they [verb] | 7 |
|
| 4 | the past [adj] years they have | 7 |
|
| 5 | the past [adj] years they [vb base] | 6 |
|
| 6 | the past [adj] years they have | 5 |
|
