Advance ahead with four strides: left, right, left, then right.
Move onward taking four steps — starting with the left, then right, left, and right again.
Proceed forward by stepping left, right, left, and right, totaling four moves.
Take four steps forward in this sequence: left foot, right foot, left foot, right foot.
Step ahead four times in this exact order: left, right, left, followed by right.
