| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] going on for [adj] years | 12 |
|
| 2 | been going on for [adj] years | 12 |
|
| 3 | [be] going on for [adj] years | 12 |
|
| 4 | be going on for [adj] years | 12 |
|
