| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [adv] often been [art] | 6 |
|
| 2 | have [adv] often been [art] | 6 |
|
| 3 | has [adv] often been [art] | 6 |
|
| 4 | [verb] [adv] often been [art] | 6 |
|
| 5 | [verb] [adv] often been the | 5 |
|
