| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] go on for [det] | 19 |
|
| 2 | been go on for [det] | 19 |
|
| 3 | [been] going on for [det] | 19 |
|
| 4 | [been] go on for some | 14 |
|
