| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [adv] often been | 46 |
|
| 2 | [vb -s] [adv] often been | 23 |
|
| 3 | has [adv] often been | 22 |
|
| 4 | [verb] so often been | 18 |
|
| 5 | [vb base] [adv] often been | 16 |
|
| 6 | have [adv] often been | 15 |
|
| 7 | [verb] too often been | 11 |
|
| 8 | [vb past] [adv] often been | 7 |
|
| 9 | had [adv] often been | 7 |
|
