| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [subord] a [noun sg] | 374 |
|
| 2 | issue [prep] a [noun sg] | 155 |
|
| 3 | issue [prep] [subord] [noun sg] | 13 |
|
| 4 | issue [prep] [subord] a | 8 |
|
| 5 | issue [subord] a [noun sg] | 5 |
|
