| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [prep] an [adj] | 252 |
|
| 2 | [was/were] use [prep] [adj] | 208 |
|
| 3 | use [prep] an [adj] | 149 |
|
| 4 | [was/were] use [prep] an | 41 |
|
| 5 | [was/were] use an [adj] | 8 |
|
