| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [art] [adv] [adj] period | 7 |
|
| 2 | [verb] been [art] [adv] [adj] period | 7 |
|
| 3 | been [art] [adv] [adj] period [prep] | 6 |
|
| 4 | been [art] [adv] [adj] period [prep] | 6 |
|
