| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [verb] [adj] year | 104 |
|
| 2 | which last [adj] [noun] | 39 |
|
| 3 | [pron] last [adj] year | 11 |
|
| 4 | which last [adj] year | 7 |
|
| 5 | [Wh det] last [adj] year | 7 |
|
