| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i should [verb] [prep] a [noun] | 15 |
|
| 2 | i should [verb] [prep] a [noun] | 15 |
|
| 3 | i should [vb infin] [prep] a [noun] | 15 |
|
| 4 | i should [verb] [prep] a [noun sg] | 14 |
|
