| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [v-ing] to [pron] | 190 |
|
| 2 | [v-ing] to what [pron] | 91 |
|
| 3 | is [v-ing] what [pron] | 37 |
|
| 4 | is [v-ing] to what | 8 |
|
