| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [vb infin] on [noun sg] | 37 |
|
| 2 | should come on [noun sg] | 6 |
|
| 3 | should go on [noun sg] | 6 |
|
| 4 | should [verb] on board | 6 |
|
| 5 | should come on [noun sg] | 6 |
|
| 6 | should go on [noun sg] | 6 |
|
