| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [been] going on for [adj] | 13 |
|
| 2 | has [been] going on for [adj] | 13 |
|
| 3 | has been going on for [adj] | 13 |
|
| 4 | has [been] going on for [det] | 7 |
|
| 5 | has [been] going on for [num] | 6 |
|
