| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [v-ing] on for some [noun] | 18 |
|
| 2 | be going on for some [noun] | 14 |
|
| 3 | be [v-ing] on for some [noun sg] | 12 |
|
| 4 | be [v-ing] on for some time | 12 |
|
| 5 | be [v-ing] on for some time | 12 |
|
| 6 | be [v-ing] on for some [noun pl] | 6 |
|
