| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] be [verb] | 12232 |
|
| 2 | it [modal v] be [vb pp] | 11463 |
|
| 3 | [pron] [modal v] be traced | 44 |
|
| 4 | [pers pn] [modal v] be traced | 18 |
|
| 5 | it [modal v] be trace | 15 |
|
| 6 | it [modal v] be traced | 13 |
|
| 7 | it [modal v] [be] traced | 13 |
|
| 8 | it [modal v] be traced | 13 |
|
| 9 | it [modal v] [be] traced | 13 |
|
