| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be not a [adj] | 5088 |
|
| 2 | be [pron] a [adj] | 975 |
|
| 3 | be [pron] not [adj] | 233 |
|
| 4 | be [pron] not a | 105 |
|
| 5 | [pron] not a [adj] | 49 |
|
