| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] to [be] [adj] | 71 |
|
| 2 | have been [verb] [prep] [be] [adj] | 71 |
|
| 3 | have been [verb] to [be] [adj] | 71 |
|
| 4 | have been [vb pp] [prep] [be] [adj] | 71 |
|
| 5 | have been [verb] [prep] be [adj] | 71 |
|
| 6 | have been [verb] [prep] [be] [adj] | 67 |
|
| 7 | have been shown [prep] [be] [adj] | 30 |
|
| 8 | have been show [prep] [be] [adj] | 30 |
|
| 9 | have been found [prep] [be] [adj] | 18 |
|
| 10 | have been find [prep] [be] [adj] | 18 |
|
| 11 | have been [verb] [prep] [be] effective | 7 |
|
| 12 | have been [verb] [prep] [be] effective | 7 |
|
