| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [vb infin] a [noun sg] | 1159 |
|
| 2 | they [vb infin] a [noun sg] | 157 |
|
| 3 | should they [vb infin] [noun sg] | 11 |
|
| 4 | should they [vb infin] a | 10 |
|
