| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have previously been [verb] [prep] | 165 |
|
| 2 | have previously been [vb pp] [prep] | 159 |
|
| 3 | have [adv] been reported [prep] | 56 |
|
| 4 | have [adv] been reported [prep] | 47 |
|
| 5 | [verb] previously been reported [prep] | 5 |
|
| 6 | have previously been report [prep] | 5 |
|
| 7 | have previously [been] reported [prep] | 5 |
|
| 8 | have previously [be] reported [prep] | 5 |
|
| 9 | have previously be reported [prep] | 5 |
|
| 10 | have previously been reported [prep] | 5 |
|
| 11 | have previously been reported [prep] | 5 |
|
