| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | key issue [be] the [noun sg] | 11 |
|
| 2 | key issue [be] [art] [noun sg] | 11 |
|
| 3 | key issue be [art] [noun sg] | 11 |
|
| 4 | key issue [be] the [noun sg] | 11 |
|
| 5 | key issue [is] [art] [noun sg] | 10 |
|
| 6 | key issue is [art] [noun sg] | 10 |
|
