| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] what is [verb] is | 48 |
|
| 2 | [conj] what [noun] is [verb] | 26 |
|
| 3 | what [noun] is [verb] is | 21 |
|
| 4 | [conj] what [noun] [verb] is | 20 |
|
| 5 | [conj] [noun] is [verb] is | 12 |
|
