Common typos: yplexxplexxylexxypexxyplxxyplezyplexcyplexsyplexdyplexxuplexxtplexxhplexx6plexx7plexxgplexxyolexxy0lexxy_lexxyllexxypkexxypoexxyppexxyplwxxyplrxxypl3xxypldxxyplsxxypl4xxyplezxyplecxyplesxypledyxplexxpylexxylpexxypelxxyplxezxyplexxzyplexcxyplexxcyplexsxyplexxsyplexdxyplexxdyplexxuyplexxyuplexxtyplexxytplexxhyplexxyhplexx6yplexxy6plexx7yplexxy7plexxgyplexxygplexxyoplexxypolexxy0plexxyp0lexxy_plexxyp_lexxylplexxypllexxypklexxyplkexxyploexxypplexxyplpexxyplwexxyplewxxyplrexxyplerxxypl3exxyple3xxypldexxypledxxyplsexxyplesxxypl4exxyple4xxyplezxxyplexzxyplecxxyplexcxyplexsxyplexdxxyplexxyyplexxypleexxyplexx