| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | so as to provide [art] | 17 |
|
| 2 | so as provide [art] | 17 |
|
| 3 | so as provide [art] | 17 |
|
| 4 | so as provide a | 13 |
|
| 5 | so as provide a | 9 |
|
