| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] been going on [prep] | 94 |
|
| 2 | [vb -s] been going on [prep] | 94 |
|
| 3 | has been going on [prep] | 68 |
|
| 4 | [vb -s] been going on for | 52 |
|
| 5 | [vb -s] been going on for | 52 |
|
| 6 | 's been going on [prep] | 26 |
|
| 7 | [vb -s] been going on in | 14 |
|
| 8 | [vb -s] been going on in | 14 |
|
| 9 | [vb -s] been going on since | 7 |
|
| 10 | [vb -s] been going on since | 7 |
|
| 11 | [vb -s] been going on at | 7 |
|
| 12 | [vb -s] been going on at | 7 |
|
