| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] could be attributed [prep] | 6 |
|
| 2 | [noun pl] could [be] attributed to | 6 |
|
| 3 | [noun pl] could [be] attributed to | 6 |
|
| 4 | [noun pl] could [be] attributed [prep] | 6 |
|
