| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] approaches to the study | 19 |
|
| 2 | [adj] approaches to the study | 17 |
|
| 3 | approaches to the study of | 25 |
|
| 4 | approaches to the study of | 25 |
|
| 5 | approaches to the study [prep] | 25 |
|
| 6 | approaches to the study [prep] | 25 |
|
