| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be use [prep] the operation | 9 |
|
| 2 | be use [prep] the operation | 9 |
|
| 3 | be used [prep] the operation | 9 |
|
| 4 | be use for the operation | 8 |
|
| 5 | be use for the operation | 8 |
|
