| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | crucial question be [subord] | 10 |
|
| 2 | crucial question be whether | 10 |
|
| 3 | crucial question be [conj] | 10 |
|
| 4 | crucial question be whether | 10 |
|
| 5 | crucial question is [conj] | 9 |
|
