| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] last year | 1144 |
|
| 2 | introduce [adj] year | 57 |
|
| 3 | introduce last [noun] | 49 |
|
| 4 | introduce [num ord] year | 26 |
|
| 5 | introduce last year | 23 |
|
