| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [is] [adv] | 3510 |
|
| 2 | [vb base] [is] [adv] | 941 |
|
| 3 | [vb base] what [is] | 864 |
|
| 4 | [vb base] what [adv] | 62 |
|
