Common typos: ur_007mr_007mu_007mur007mur_07mur_00nur_007kur_007jur_007mir_007myr_007mjr_007m7r_007m8r_007mhr_007mue_007mut_007mu4_007muf_007mud_007mu5_007murp007mur_907mur_p07mur_o07mur_097mur_0p7mur_0o7mur_008mur_006mur_00umur_00yumr_007mru_007mu_r007mur0_07mur_070nmur_007mnur_007kmur_007mkur_007jmur_007mjur_007miur_007muir_007myur_007muyr_007mujr_007m7ur_007mu7r_007m8ur_007mu8r_007mhur_007muhr_007muer_007mure_007mutr_007murt_007mu4r_007mur4_007mufr_007murf_007mudr_007murd_007mu5r_007mur5_007murp_007mur_p007mur_9007mur_0907mur_0p07mur_o007mur_0o07mur_0097mur_00p7mur_00o7mur_0087mur_0078mur_0067mur_0076mur_00u7mur_007umur_00y7mur_007ymmur_007muur_007murr_007mur__007mur_0007mur_0077
