| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun] for | 35374 |
|
| 2 | a [noun sg] for | 35123 |
|
| 3 | a case [prep] | 1635 |
|
| 4 | [art] case for | 1044 |
|
| 5 | a case for | 274 |
|
