| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [num ord] year | 45 |
|
| 2 | which last year | 43 |
|
| 3 | which last year | 43 |
|
| 4 | which [det] year | 33 |
|
| 5 | which this year | 27 |
|
| 6 | which this year | 27 |
|
| 7 | which each year | 6 |
|
| 8 | which each year | 6 |
|
