| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] what [verb] [prep] [art] | 508 |
|
| 2 | [prep] [verb] on [prep] [art] | 215 |
|
| 3 | [prep] what [verb] on [prep] | 106 |
|
| 4 | what [verb] on [prep] [art] | 103 |
|
