| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] for | 5062 |
|
| 2 | [v-ing] [verb] for | 1045 |
|
| 3 | [v-ing] is [verb] | 581 |
|
| 4 | [v-ing] is for | 8 |
|
