| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [pron] [verb] | 39669 |
|
| 2 | is [pron] [verb] | 4784 |
|
| 3 | what is [verb] | 4093 |
|
| 4 | what is [pron] | 2356 |
|
