| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | in [adj] | 374680 |
|
| 2 | in [num] | 107101 |
|
| 3 | [prep] 1989 | 3821 |
|
| 4 | [prep] 1989 | 3821 |
|
| 5 | in 1989 | 2551 |
|
| 6 | in 1989 | 2551 |
|
