| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] is used [verb] | 493 |
|
| 2 | [noun] is used for | 186 |
|
| 3 | [noun] used for [verb] | 124 |
|
| 4 | [noun] is for [verb] | 53 |
|
| 5 | is used for [verb] | 43 |
|
