| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] a [noun] | 36769 |
|
| 2 | [vb base] a [noun sg] | 35627 |
|
| 3 | [verb] a problem | 1141 |
|
| 4 | [vb base] [art] problem | 571 |
|
| 5 | [vb base] [art] problem | 571 |
|
| 6 | [vb base] a problem | 222 |
|
| 7 | [vb base] a problem | 222 |
|
