| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what 's [prep] | 797 |
|
| 2 | 's [prep] [noun pl] | 276 |
|
| 3 | what [prep] [noun pl] | 200 |
|
| 4 | what 's [noun pl] | 11 |
|
