-   [x] Panic when many words are hits.
-   [x] Performance of getting docs from Kvarn.
    -   Post? Push?
-   [x] Option to only use exact.
-   [x] Higher rating when conditional occurrences are closer together.
-   [x] Some conditional occurrences are very far away.
-   [ ] Cache responses
    -   Independent of Kvarn's cache settings.
