| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | used for the [adj] purpose | 11 |
|
| 2 | used [prep] the [adj] purpose | 11 |
|
| 3 | used for the [adj] purpose | 11 |
|
| 4 | used [prep] the [adj] purpose | 11 |
|
| 5 | used [prep] the same purpose | 10 |
|
| 6 | used [prep] the same purpose | 10 |
|
| 7 | used [prep] the [det] purpose | 10 |
|
