| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [prep] [v-ing] what | 34 |
|
| 2 | is [prep] [verb] what | 22 |
|
| 3 | be worth [verb] what | 16 |
|
| 4 | be about [verb] what | 6 |
|
| 5 | be in [verb] what | 5 |
|
