| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [vb pp] by | 14028 |
|
| 2 | [modal v] be [vb pp] [adv prt] | 6355 |
|
| 3 | be [vb pp] [adv prt] by | 1215 |
|
| 4 | [modal v] be [adv prt] by | 91 |
|
