| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [vb infin] [prep] a [noun] | 288 |
|
| 2 | [vb infin] [prep] [adv] a [noun] | 93 |
|
| 3 | should [vb infin] [adv] a [noun] | 79 |
|
| 4 | should [vb infin] [prep] [adv] a | 16 |
|
| 5 | should [vb infin] [prep] [adv] [noun] | 11 |
|
