| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [modal v] [vb infin] [art] [adj] | 1386 |
|
| 2 | [modal v] [vb infin] been [art] [adj] | 1232 |
|
| 3 | [adj] [modal v] [vb infin] been [adj] | 282 |
|
| 4 | [adj] [modal v] [vb infin] been [art] | 258 |
|
