Common typos: fgdfhgjdgdfhgjdfdfhgjdfgfhgjdfgdhgjdfgdfgjdfgdfhjdfgdfhgsfgdfhgjffgdfhgjefgdfhgjxfgdfhgjcfgdfhgjrfgdfhgjddgdfhgjdggdfhgjdrgdfhgjdcgdfhgjdvgdfhgjdtgdfhgjdffdfhgjdfhdfhgjdftdfhgjdfvdfhgjdfbdfhgjdfydfhgjdfgsfhgjdfgffhgjdfgefhgjdfgxfhgjdfgcfhgjdfgrfhgjdfgddhgjdfgdghgjdfgdrhgjdfgdchgjdfgdvhgjdfgdthgjdfgdfjgjdfgdfggjdfgdfygjdfgdfngjdfgdfbgjdfgdfugjdfgdfhfjdfgdfhhjdfgdfhtjdfgdfhvjdfgdfhbjdfgdfhyjdfgdfhgkdfgdfhghdfgdfhgudfgdfhgmdfgdfhgndfgdfhgifdgdfhgjdgfdfhgjdfdgfhgjdfgfdhgjdfgdhfgjdfgdfghjdfgdfhjgsdfgdfhgjdsfgdfhgjfdfgdfhgjdffgdfhgjedfgdfhgjdefgdfhgjxdfgdfhgjdxfgdfhgjcdfgdfhgjdcfgdfhgjrdfgdfhgjdrfgdfhgjddfgdfhgjdfdgdfhgjdgfgdfhgjdfggdfhgjdfrgdfhgjdfcgdfhgjdvfgdfhgjdfvgdfhgjdtfgdfhgjdftgdfhgjdfgfdfhgjdfhgdfhgjdfghdfhgjdfgtdfhgjdfgvdfhgjdfbgdfhgjdfgbdfhgjdfygdfhgjdfgydfhgjdfgsdfhgjdfgdsfhgjdfgdffhgjdfgedfhgjdfgdefhgjdfgxdfhgjdfgdxfhgjdfgcdfhgjdfgdcfhgjdfgrdfhgjdfgdrfhgjdfgddfhgjdfgdfdhgjdfgdgfhgjdfgdfghgjdfgdfrhgjdfgdfchgjdfgdvfhgjdfgdfvhgjdfgdtfhgjdfgdfthgjdfgdfjhgjdfgdfhjgjdfgdfhggjdfgdfyhgjdfgdfhygjdfgdfnhgjdfgdfhngjdfgdfbhgjdfgdfhbgjdfgdfuhgjdfgdfhugjdfgdfhfgjdfgdfhgfjdfgdfhhgjdfgdfhghjdfgdfhtgjdfgdfhgtjdfgdfhvgjdfgdfhgvjdfgdfhgbjdfgdfhgyjdfgdfhgkjdfgdfhgjkdfgdfhgjhdfgdfhgujdfgdfhgjudfgdfhgmjdfgdfhgjmdfgdfhgnjdfgdfhgjndfgdfhgijdfgdfhgjidfgdfhgjj