declare class SearchEngine {
    Aol(options: object): Promise<any[] | Error>;
    Ask(options: object): Promise<any[] | Error>;
    Baidu(options: object): Promise<any[] | Error>;
    Bing(options: object): Promise<any[] | Error>;
    Google(options: object): Promise<any[] | Error>;
    Yahoo(options: object): Promise<any[] | Error>;
}
declare const _default: SearchEngine;
export default _default;