| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what can be [vb pp] [prep] [adj] | 25 |
|
| 2 | what can be done [prep] [adj] | 9 |
|
| 3 | what can be achieved [prep] [adj] | 6 |
|
| 4 | what can be [vb pp] by [adj] | 6 |
|
