| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] on at the | 75 |
|
| 2 | be [v-ing] on at [art] | 56 |
|
| 3 | be going on at [art] | 40 |
|
| 4 | be go on at [art] | 40 |
|
| 5 | be [vb pp] on at [art] | 29 |
|
| 6 | was [verb] on at [art] | 16 |
|
| 7 | 's [verb] on at [art] | 15 |
|
| 8 | is [verb] on at [art] | 13 |
|
| 9 | be work on at [art] | 13 |
|
| 10 | be [verb] on at [art] | 12 |
|
| 11 | be working on at [art] | 10 |
|
| 12 | been [verb] on at [art] | 9 |
|
| 13 | be [verb] on at a | 9 |
|
| 14 | 're [verb] on at [art] | 8 |
|
| 15 | were [verb] on at [art] | 6 |
|
| 16 | be carry on at [art] | 5 |
|
