| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] [prep] [adj] years [pron] | 8 |
|
| 2 | [noun pl] [prep] recent years [pron] | 7 |
|
| 3 | [noun pl] [prep] [adj] years which | 7 |
|
| 4 | [noun pl] [prep] [adj] years which | 7 |
|
| 5 | [noun pl] [prep] recent years [pron] | 7 |
|
| 6 | [noun pl] [prep] [adj] years [Wh det] | 7 |
|
| 7 | [noun pl] in [adj] years [pron] | 6 |
|
