| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] should [vb infin] a clear | 13 |
|
| 2 | [noun sg] should [verb] a clear | 12 |
|
| 3 | [noun sg] should have a clear | 8 |
|
| 4 | [noun sg] should have a clear | 8 |
|
