| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [adv] been [conj] | 113 |
|
| 2 | have [adv] been noted | 112 |
|
| 3 | have [adv] noted [conj] | 42 |
|
| 4 | have been noted [conj] | 35 |
|
| 5 | [adv] been noted [conj] | 28 |
|
