| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | were [verb] at the [noun sg] | 447 |
|
| 2 | were [v-ing] at the [noun sg] | 115 |
|
| 3 | [be] doing at the [noun sg] | 39 |
|
| 4 | be doing at the [noun sg] | 39 |
|
| 5 | were doing [prep] the [noun sg] | 16 |
|
| 6 | were doing [prep] the [noun sg] | 16 |
|
| 7 | [was/were] doing at the [noun sg] | 10 |
|
| 8 | were doing at [art] [noun sg] | 7 |
|
| 9 | were doing at the [noun] | 7 |
|
| 10 | were doing at the [noun sg] | 7 |
|
| 11 | were do at the [noun sg] | 7 |
|
| 12 | were doing at the [noun sg] | 7 |
|
| 13 | were doing at [art] [noun sg] | 7 |
|
