| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | can [be] [verb] to | 2155 |
|
| 2 | can [be] [vb pp] to | 2142 |
|
| 3 | [modal v] [be] referred to | 246 |
|
| 4 | [vb mod] [be] referred to | 246 |
|
| 5 | can [be] referred [prep] | 39 |
|
| 6 | can [be] referred [prep] | 39 |
|
| 7 | can [be] referred to | 35 |
|
| 8 | can [be] refer to | 35 |
|
| 9 | can [be] referred to | 35 |
|
