| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] [verb] | 48380 |
|
| 2 | what is [verb] | 4093 |
|
| 3 | what is [adv] | 2523 |
|
| 4 | what [adv] [verb] | 1542 |
|
