| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] what it | 1332 |
|
| 2 | [prep] what it | 1332 |
|
| 3 | about what [pron] | 1113 |
|
| 4 | about [pron] it | 153 |
|
| 5 | about [Wh det] it | 119 |
|
| 6 | about what it | 106 |
|
| 7 | about what it | 106 |
|
