import { NgramOptions } from "../types";
/**
 * Creates sequence of characters taken from the given string.
 * @param  text - The string for the sequence.
 * @param  minSize - Lower limit to start creating sequence.
 * @param  prefixOnly -Only return ngrams from start of word.
 * @return The sequence of characters in array of strings.
 */
export declare const nGrams: (text: string, minSize: number, prefixOnly?: boolean) => string[];
export declare const makeNGrams: ({ text, escapeSpecialCharacters, minSize, prefixOnly, }: NgramOptions) => string[];