| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been going on [prep] | 165 |
|
| 2 | have been going [prep] [adj] | 48 |
|
| 3 | been going on [prep] [adj] | 46 |
|
| 4 | have been on [prep] [adj] | 5 |
|
