/**
 * Pagefind matches indexed terms that are prefixes of the query, so typing
 * "adsf" returns every page that contains the word "a". Reject those weak
 * inverted-prefix hits while keeping normal prefix/extension matches
 * ("route" → "routes", "err" → "error").
 */
export declare function isUsefulMark(query: string, mark: string): boolean;
export type PagefindMatchData = {
    excerpt?: string;
    meta?: {
        title?: string;
    };
    sub_results?: Array<{
        excerpt?: string;
        title?: string;
    }>;
};
export declare function isUsefulPagefindMatch(query: string, data: PagefindMatchData): boolean;