| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] on [prep] a [noun] | 40 |
|
| 2 | be [v-ing] on [prep] a [noun sg] | 39 |
|
| 3 | be [v-ing] on [prep] a [noun] | 35 |
|
| 4 | be going on [prep] a [noun] | 17 |
|
| 5 | was [v-ing] on [prep] a [noun] | 11 |
|
| 6 | be [v-ing] on for a [noun] | 10 |
|
| 7 | be [v-ing] on for a [noun] | 10 |
|
| 8 | be [v-ing] on in a [noun] | 9 |
|
| 9 | be [v-ing] on in a [noun] | 9 |
|
| 10 | been [v-ing] on [prep] a [noun] | 8 |
|
| 11 | is [v-ing] on [prep] a [noun] | 7 |
|
| 12 | be getting on [prep] a [noun] | 5 |
|
| 13 | be carrying on [prep] a [noun] | 5 |
|
| 14 | be [v-ing] on [prep] an [noun] | 5 |
|
