| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] it can be [verb] | 46 |
|
| 2 | [adj] it can be [vb pp] | 31 |
|
| 3 | [adj] it can be [to-vb] | 15 |
|
| 4 | difficult it can be [verb] | 7 |
|
| 5 | sure it can be [verb] | 5 |
|
