| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] on this | 113 |
|
| 2 | be [v-ing] on this | 113 |
|
| 3 | [am/are] [v-ing] on this | 37 |
|
| 4 | [be] working on this | 27 |
|
| 5 | [was/were] [v-ing] on this | 24 |
|
| 6 | been [v-ing] on this | 20 |
|
| 7 | [been] [v-ing] on this | 20 |
|
| 8 | was [v-ing] on this | 19 |
|
| 9 | [is] [v-ing] on this | 18 |
|
| 10 | are [v-ing] on this | 17 |
|
| 11 | be [v-ing] on this | 14 |
|
| 12 | 're [v-ing] on this | 14 |
|
| 13 | [be] [v-ing] on this | 14 |
|
| 14 | 's [v-ing] on this | 12 |
|
| 15 | [be] going on this | 9 |
|
| 16 | is [v-ing] on this | 6 |
|
| 17 | [be] saying on this | 5 |
|
| 18 | were [v-ing] on this | 5 |
|
| 19 | [be] sitting on this | 5 |
|
