| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [det] a [noun sg] of | 22 |
|
| 2 | it is all a [noun sg] of | 21 |
|
| 3 | it is [det] a matter of | 11 |
|
| 4 | it is [det] a question of | 6 |
|
