| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should have [verb] | 4130 |
|
| 2 | [modal v] have look | 435 |
|
| 3 | [vb mod] have look | 435 |
|
| 4 | should [vb infin] look | 42 |
|
| 5 | should [verb] look | 42 |
|
| 6 | should have look | 21 |
|
| 7 | should have look | 21 |
|
