| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] [been] [verb] [prep] | 3127 |
|
| 2 | [verb] [been] [verb] [prep] [be] | 716 |
|
| 3 | [modal v] [verb] [verb] [prep] [be] | 202 |
|
| 4 | [modal v] [verb] [been] [verb] [be] | 21 |
|
