| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [verb] to [adj] | 1816 |
|
| 2 | [modal v] be [vb pp] to [adj] | 1751 |
|
| 3 | [modal v] be traced [prep] [adj] | 28 |
|
| 4 | [modal v] be traced [prep] [adj] | 28 |
|
| 5 | [modal v] [be] traced to [adj] | 15 |
|
| 6 | [modal v] be traced to [adj] | 15 |
|
| 7 | [modal v] be traced to [adj] | 15 |
|
| 8 | [modal v] [be] traced to [adj] | 15 |
|
| 9 | [modal v] be trace to [adj] | 15 |
|
