| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] [subord] a [noun sg] | 113 |
|
| 2 | issue [prep] [subord] [art] [noun sg] | 24 |
|
| 3 | issue [prep] [conj] a [noun sg] | 7 |
|
| 4 | issue [prep] [subord] a [noun] | 7 |
|
