| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [v-ing] for | 1268 |
|
| 2 | [num] is [v-ing] | 144 |
|
| 3 | [num] [v-ing] for | 71 |
|
| 4 | [num] is for | 27 |
|
