| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [adv] [adj] since | 24 |
|
| 2 | [verb] been [adv] [adj] since | 24 |
|
| 3 | has been [adv] [adj] since | 11 |
|
| 4 | [vb -s] been [adv] [adj] since | 11 |
|
| 5 | [vb past] been [adv] [adj] since | 7 |
|
| 6 | had been [adv] [adj] since | 6 |
|
| 7 | [vb base] been [adv] [adj] since | 5 |
|
