| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | can be [verb] to | 2155 |
|
| 2 | can be [vb pp] to | 2142 |
|
| 3 | can be traced [prep] | 98 |
|
| 4 | can be traced [prep] | 98 |
|
| 5 | [vb mod] be traced to | 67 |
|
| 6 | [modal v] be traced to | 67 |
|
| 7 | can be traced to | 53 |
|
| 8 | can be traced to | 53 |
|
| 9 | can be trace to | 53 |
|
| 10 | can [be] traced to | 53 |
|
| 11 | can be traced to | 53 |
|
| 12 | can [be] traced to | 53 |
|
