| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] not [noun sg] | 681 |
|
| 2 | [was/were] not at | 536 |
|
| 3 | [was/were] [noun sg] at | 171 |
|
| 4 | not [noun sg] at | 50 |
|
