| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | whether [verb] | 1963 |
|
| 2 | whether [to-vb] | 1462 |
|
| 3 | [conj] to provide | 452 |
|
| 4 | [subord] to provide | 73 |
|
| 5 | whether provide | 12 |
|
| 6 | whether to provide | 10 |
|
