if (word.length === 0) return;

const lowerCaseWord = word.toLowerCase();

const value = (dict.get(lowerCaseWord) || 0) + 1;

dict.set(lowerCaseWord, value);

const keys = Array.from(dict.keys());

keys.sort((a, b) => dict.get(b) - dict.get(a));

keys.forEach((key) => console.log(`${key} ${dict.get(key)}`));