| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] what [is] [verb] | 488 |
|
| 2 | [be] what [is] [verb] | 303 |
|
| 3 | [be] [adv] what [verb] | 214 |
|
| 4 | [be] [adv] what [is] | 97 |
|
| 5 | [be] [adv] [is] [verb] | 27 |
|
