| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] what it be that | 10 |
|
| 2 | [v-ing] what [pers pn] be that | 10 |
|
| 3 | [v-ing] what [pers pn] is that | 5 |
|
| 4 | [v-ing] what [pers pn] was that | 5 |
|
