| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | used for [adj] | 1125 |
|
| 2 | [was/were] for [adj] | 516 |
|
| 3 | [was/were] used for | 484 |
|
| 4 | [was/were] used [adj] | 21 |
|
