| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adj] [noun] | 259270 |
|
| 2 | not a [adj] [noun] | 5233 |
|
| 3 | not [prep] a [noun] | 1246 |
|
| 4 | not [prep] [adj] [noun] | 1123 |
|
| 5 | not [prep] a [adj] | 640 |
|
