| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [verb] a major [noun] | 230 |
|
| 2 | [adv] [verb] a major [noun sg] | 227 |
|
| 3 | [adv] [verb] a [adj] problem | 39 |
|
| 4 | [adv] [verb] a [adj] problem | 35 |
|
| 5 | [adv] [verb] a major problem | 12 |
|
| 6 | [adv] [verb] a major problem | 9 |
|
| 7 | [adv] [verb] [art] major problem | 9 |
|
| 8 | [adv] [verb] [art] major problem | 9 |
|
| 9 | [adv] [verb] a major problem | 9 |
|
| 10 | [adv] [verb] a major problem | 9 |
|
