| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [not/n't] [prep] [adj] | 900 |
|
| 2 | was used [prep] [adj] | 222 |
|
| 3 | [not/n't] used [prep] [adj] | 90 |
|
| 4 | was [not/n't] used [prep] | 31 |
|
