void handle_file(){
    char str[100000];
    char str2[100000];
    while (!feof(file)){
        if (fgets(str, sizeof(str), file) != NULL){
            sprintf(str2, convert_to_lower(str));
            char s[] = "§½£#¤&´\%%%@$0123456789+ —–-|/\"\\()[]{}<>,:;.=_?*!\n\t"; //the list of characters that the words are separated with
            char *token = strtok(str2, s);

            /* walk through other tokens */
            while( token != NULL ) {
                if(token != NULL){
                    for(k=0; k<n; k++){
                        if(firstTime = 0){
                            FLAG = 0;
                            firstTime = 1;
                            break;
                        }
                //////MODAUS ALKAA
                        if(strcmp(words[k].singleword,token) == 0){
                            FLAG = 1;
                            break;
                        }

                        else{
                            FLAG = 0;
                        }
                    } //for

                    if(FLAG == 1){
                        words[k].occurrenceTimes++;
                    }

                    if(FLAG == 0){
                        strcpy(words[n].singleword, token);
                        words[n].occurrenceTimes++;
                        n++;
                    }
                }


                token = strtok(NULL, s);

            }

        }//if

    }//while


    //return 0;
}