import java.util.HashMap;
import java.util.Map;
import java.util.stream.Collectors;

class Ideone {
  public static void main(String[] args) {
    Map<String, Integer> myMap = new HashMap<>();
    myMap.put("Some", 2);
    myMap.put("Example", 4);
    myMap.put("Word", 6);

    System.out.println(countWords(myMap));
  }

  public static String countWords(Map<String, Integer> stringIntegerHashMap) {
    return stringIntegerHashMap.entrySet().stream()
        .map(entry -> entry.getKey() +  " - " + entry.getValue())
        .collect(Collectors.joining("\r\n"));
  }
}