| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [verb] for | 5646 |
|
| 2 | [verb] for [v-ing] | 4145 |
|
| 3 | [is] [verb] [v-ing] | 951 |
|
| 4 | [is] for [v-ing] | 134 |
|
