| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been going [adv] since | 8 |
|
| 2 | has [been] going [adv] since | 8 |
|
| 3 | has be going [adv] since | 8 |
|
| 4 | has [be] going on since | 7 |
|
| 5 | has [be] going [adv prt] since | 7 |
|
| 6 | has [be] going on since | 7 |
|
