| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been go on for | 91 |
|
| 2 | have [been] go on for | 91 |
|
| 3 | have [been] going on for | 90 |
|
| 4 | has [been] go on for | 37 |
|
| 5 | had [been] go on for | 23 |
|
| 6 | 's [been] go on for | 16 |
|
| 7 | have [been] go on for | 9 |
|
