| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a single [noun] | 3771 |
|
| 2 | not [prep] a [noun] | 1075 |
|
| 3 | not a single [noun] | 194 |
|
| 4 | not [prep] a single | 14 |
|
