| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [verb] for | 5698 |
|
| 2 | [modal v] [be] [vb pp] for | 4959 |
|
| 3 | [modal v] [be] required [prep] | 278 |
|
| 4 | [modal v] [be] required [prep] | 278 |
|
| 5 | [modal v] [be] require for | 72 |
|
| 6 | [modal v] [be] required for | 72 |
|
