| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | an [noun] [adv] [to-vb] | 173 |
|
| 2 | an [noun sg] [adv] [to-vb] | 172 |
|
| 3 | [art] effort [adv] [to-vb] | 17 |
|
| 4 | [art] effort [adv] [to-vb] | 17 |
|
| 5 | an effort [adv] [verb] | 12 |
|
| 6 | an effort [adv] [to-vb] | 11 |
|
| 7 | a effort [adv] [to-vb] | 11 |
|
