| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] a [noun] for | 412 |
|
| 2 | [adj] a [noun sg] for | 409 |
|
| 3 | [adj] a problem [prep] | 20 |
|
| 4 | [adj] [art] problem for | 8 |
|
| 5 | [adj] [art] problem for | 8 |
|
| 6 | [adj] a problem for | 8 |
|
| 7 | [adj] a problem for | 8 |
|
