| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] [prep] whether [pron] should | 22 |
|
| 2 | [subord] [prep] whether they [modal v] | 18 |
|
| 3 | [subord] [prep] whether they [vb mod] | 18 |
|
| 4 | [conj] [prep] whether they should | 6 |
|
| 5 | [subord] [prep] whether they should | 5 |
|
| 6 | [subord] [prep] [conj] they should | 5 |
|
| 7 | [subord] [prep] whether they should | 5 |
|
| 8 | [subord] [prep] [subord] they should | 5 |
|
