| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] be used for [adj] | 64 |
|
| 2 | [prep] be used for the | 54 |
|
| 3 | be used for the [adj] | 41 |
|
| 4 | [prep] be for the [adj] | 19 |
|
