| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | used for [det] purpose | 74 |
|
| 2 | used for this purpose | 53 |
|
| 3 | used for [det] purposes | 12 |
|
| 4 | used for that purpose | 12 |
|
| 5 | used for many purpose | 5 |
|
