| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [adv] for a | 483 |
|
| 2 | keep [pron] [adv] for | 82 |
|
| 3 | keep [pron] for a | 25 |
|
| 4 | keep [pron] [adv] a | 8 |
|
| 5 | keep [adv] for a | 7 |
|
