| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been cause [prep] a | 35 |
|
| 2 | [verb] been caused [prep] a | 35 |
|
| 3 | [verb] been cause by a | 33 |
|
| 4 | have been cause [prep] a | 12 |
|
| 5 | [vb infin] been cause [prep] a | 12 |
|
| 6 | to have been cause [prep] a | 9 |
|
| 7 | [to-vb] been cause [prep] a | 9 |
|
| 8 | [vb past] been cause [prep] a | 8 |
|
| 9 | had been cause [prep] a | 8 |
|
| 10 | [vb -s] been cause [prep] a | 6 |
|
| 11 | has been cause [prep] a | 5 |
|
