| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | approaches to [v-ing] the | 18 |
|
| 2 | obstacles to [v-ing] the | 7 |
|
| 3 | energies to [v-ing] the | 6 |
|
| 4 | alternatives to [v-ing] the | 5 |
|
| 5 | efforts to [v-ing] the | 5 |
|
| 6 | [noun pl] to supporting the | 5 |
|
