public class CustomType2 {
    private String sentense;

    public CustomType2() {

    }

    public CustomType2(String string) {
        this.setSentense(string);
    }

    public CustomType2(CustomType2 ct2) {
        this.setSentense(ct2.getSentense());
    }

    public void removeSingleWord (){
        String[] temp = this.getSentense().split("\\s|,");
        this.setSentense("");
        for(int i = 0; i < temp.length; i++){
            if(temp[i].length() == 1 && !temp[i].isEmpty()){
                this.append(temp[i]);
            }
        }
    }

    public String getSentense() {
        return sentense;
    }

    public void setSentense(String sentense) {
        this.sentense = sentense;
    }

    public void append(String sentense) {
        this.sentense += sentense + " ";
    }
}