function next() { echo $1; }
function rest() { shift; echo $*; }
space=" "

rm results.txt
function shift() {
    strings=$1

    for i in $strings; do
        strings=$(rest $strings)$space$(next $strings);
        if [ $(next $strings) != 'and' ]; then
            echo $strings;
            echo $strings >> results.txt;
        fi
    done;
}