| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] a [det] [noun] | 588 |
|
| 2 | [vb infin] a [det] [noun pl] | 472 |
|
| 3 | [verb] a [det] problems | 36 |
|
| 4 | [vb infin] [art] [det] problems | 21 |
|
| 5 | [vb infin] [art] [det] problems | 21 |
|
| 6 | [vb infin] a [det] problems | 7 |
|
| 7 | [vb infin] a [det] problem | 7 |
|
| 8 | [vb infin] a [adj] problems | 7 |
|
