| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been going on [prep] | 165 |
|
| 2 | [verb] been going on [prep] | 165 |
|
| 3 | [verb] been [verb] on at | 17 |
|
| 4 | [verb] be going on at | 10 |
|
| 5 | [verb] been [v-ing] on at | 10 |
|
| 6 | [verb] [be] going on at | 10 |
|
| 7 | [verb] been going [adv] at | 9 |
|
| 8 | [verb] been going on at | 9 |
|
| 9 | [verb] been go on at | 9 |
|
| 10 | [verb] [been] going on at | 9 |
|
