| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] 1990 it had | 5 |
|
| 2 | [prep] 1990 it had | 5 |
|
| 3 | 1990 it had [verb] | 6 |
|
| 4 | 1990 it had [vb pp] | 5 |
|
