| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | were [verb] at the | 764 |
|
| 2 | were [v-ing] at the | 192 |
|
| 3 | [be] doing at the | 44 |
|
| 4 | be doing at the | 44 |
|
| 5 | were doing [prep] the | 27 |
|
| 6 | were doing [prep] the | 27 |
|
| 7 | [was/were] doing at the | 13 |
|
| 8 | were doing at [art] | 9 |
|
| 9 | were do at the | 9 |
|
| 10 | were doing at the | 9 |
|
