| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been going on | 264 |
|
| 2 | have been going on | 264 |
|
| 3 | have been [verb] on | 43 |
|
| 4 | have been going [adv] | 15 |
|
| 5 | have been [v-ing] on | 13 |
|
| 6 | have been going [adv prt] | 12 |
|
| 7 | have be going on | 8 |
|
| 8 | have been going on | 8 |
|
| 9 | have [been] going on | 8 |
|
| 10 | [vb infin] been going on | 8 |
|
| 11 | have been go on | 8 |
|
| 12 | have [be] going on | 8 |
|
