| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what was [verb] on [prep] [art] | 40 |
|
| 2 | what was [v-ing] on [prep] [art] | 40 |
|
| 3 | what was [verb] on [prep] [art] | 40 |
|
| 4 | what was go on [prep] [art] | 40 |
|
| 5 | what was going on [prep] [art] | 40 |
|
| 6 | what was [verb] on [prep] the | 38 |
|
| 7 | what was [verb] on [prep] the | 38 |
|
| 8 | what was [verb] on in [art] | 23 |
|
| 9 | what was [verb] on in [art] | 23 |
|
| 10 | what was [verb] on at [art] | 6 |
|
| 11 | what was [verb] on at [art] | 6 |
|
