| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] could be [vb pp] to | 34 |
|
| 2 | [det] could be [verb] to | 25 |
|
| 3 | this could be [verb] to | 11 |
|
| 4 | this could be [verb] to | 11 |
|
| 5 | [num] could be [verb] to | 5 |
|
| 6 | these could be [verb] to | 5 |
|
| 7 | [adj] could be attributed to | 5 |
|
| 8 | [adj] could be attribute to | 5 |
|
| 9 | these could be [verb] to | 5 |
|
