| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [vb infin] [vb pp] at | 49 |
|
| 2 | should have [verb] at | 48 |
|
| 3 | should [vb infin] [to-vb] at | 19 |
|
| 4 | should [vb infin] look at | 14 |
|
| 5 | should [vb infin] stay at | 8 |
|
| 6 | should [vb infin] to look at | 7 |
|
| 7 | should [vb infin] stayed at | 7 |
|
| 8 | should [vb infin] looked at | 5 |
|
