| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [vb infin] a [noun sg] | 1368 |
|
| 2 | [vb infin] [det] a [noun sg] | 845 |
|
| 3 | should [vb infin] [det] [noun sg] | 730 |
|
| 4 | should [vb infin] [det] a | 57 |
|
| 5 | should [det] a [noun sg] | 12 |
|
