| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] [adv] for a | 425 |
|
| 2 | [adv] for a few | 422 |
|
| 3 | [to-vb] [adv] a few | 161 |
|
| 4 | [to-vb] for a few | 57 |
|
