| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] for [det] | 1817 |
|
| 2 | keep [v-ing] [det] | 187 |
|
| 3 | keep [v-ing] for | 129 |
|
| 4 | keep for [det] | 24 |
|
