| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [v-ing] at a [noun sg] | 89 |
|
| 2 | be looking at a [noun sg] | 68 |
|
| 3 | is [v-ing] at a [noun sg] | 44 |
|
| 4 | are [v-ing] at a [noun sg] | 35 |
|
| 5 | be [v-ing] at a rate | 33 |
|
| 6 | been [v-ing] at a [noun sg] | 27 |
|
| 7 | be sitting at a [noun sg] | 27 |
|
| 8 | be [v-ing] at a [noun sg] | 26 |
|
| 9 | be [v-ing] at a table | 19 |
|
| 10 | 're [v-ing] at a [noun sg] | 18 |
|
| 11 | be speaking at a [noun sg] | 18 |
|
| 12 | were [v-ing] at a [noun sg] | 17 |
|
| 13 | be [v-ing] at a loss | 16 |
|
| 14 | be running at a [noun sg] | 15 |
|
| 15 | be [v-ing] at a time | 13 |
|
| 16 | be staying at a [noun sg] | 10 |
|
| 17 | be growing at a [noun sg] | 10 |
|
| 18 | be working at a [noun sg] | 7 |
|
| 19 | be staring at a [noun sg] | 7 |
|
| 20 | be increasing at a [noun sg] | 6 |
|
| 21 | be operating at a [noun sg] | 6 |
|
| 22 | be [v-ing] at a desk | 6 |
|
| 23 | be [v-ing] at a meeting | 5 |
|
| 24 | be trading at a [noun sg] | 5 |
|
