| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been going on [prep] | 176 |
|
| 2 | been going on [prep] | 176 |
|
| 3 | been [v-ing] on since | 18 |
|
| 4 | been going [adv] since | 18 |
|
| 5 | been [verb] on since | 18 |
|
| 6 | [be] going on since | 15 |
|
| 7 | been going on since | 15 |
|
| 8 | [been] going on since | 15 |
|
| 9 | be going on since | 15 |
|
| 10 | been go on since | 15 |
|
