| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adv] a few | 635 |
|
| 2 | [adv] for a few | 422 |
|
| 3 | [prep] [adv] for a | 136 |
|
| 4 | [prep] for a few | 6 |
|
