| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | year in [Wh det] [verb] | 20 |
|
| 2 | year in which [verb] | 19 |
|
| 3 | year in which [verb] | 19 |
|
| 4 | year in [pron] [to-vb] | 17 |
|
| 5 | years in [pron] [verb] | 16 |
|
