| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be wondering what | 22 |
|
| 2 | will be [v-ing] what | 17 |
|
| 3 | must be [v-ing] what | 8 |
|
| 4 | may be [v-ing] what | 5 |
|
