| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] what [pers pn] [be] [v-ing] | 852 |
|
| 2 | what [pers pn] [be] [v-ing] to | 235 |
|
| 3 | [is] [pers pn] [be] [v-ing] to | 18 |
|
| 4 | [is] what [be] [v-ing] to | 9 |
|
