| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be used for | 710 |
|
| 2 | be used for [det] | 265 |
|
| 3 | [vb mod] be for [det] | 65 |
|
| 4 | [vb mod] be used [det] | 19 |
|
