| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | used [prep] [art] [noun] | 4989 |
|
| 2 | used [prep] [art] [noun sg] | 4204 |
|
| 3 | [verb] [prep] [art] purpose | 354 |
|
| 4 | [vb pp] [prep] [art] purpose | 245 |
|
| 5 | used [prep] [art] purpose | 45 |
|
| 6 | use [prep] [art] purpose | 27 |
|
| 7 | used [prep] [art] purpose | 25 |
|
