-up c-- ccc ccd ccf cco ccp cct ccu cdc cdd cdf cdo cdp cdt cdu cdy cfc cfd cff cfo cfp cft cfu co- coc cod cof coo cop cot cou coy cpc cpd cpf cpo cpp cpt cpu ctc ctd ctf cto ctp ctt ctu cty cuc cud cuf cuo cup cut cuu cuy cyc cyd cyf cyo cyp cyt dcc dcd dcf dco dcp dct dcu ddc ddd ddf ddo ddp ddt ddu ddy dfc dfd dff dfo dfp dft dfu doc dod dof doo dop dot dou doy dpc dpd dpf dpo dpp dpt dpu dtc dtd dtf dto dtp dtt dtu dty duc dud duf duo dup dut duy dy- dyc dyd dyo dyp dyu dyy fcc fcd fcf fco fcp fct fcu fcy fdc fdd fdf fdo fdp fdt fdu ffc ffd fff ffo ffp fft ffu ffy foc fof foo fop fot fou foy fpc fpd fpo fpp fpt fpu fpy ftc ftd ftf fto ftp ftt ftu fty fud fuf fuo fup fut fuu fy- fyc fyo fyp oc- occ ocd ocf oco ocp oct ocu odc odd odf odo odp odt odu of- ofc ofd off ofo ofp oft ofu oo- ooc ood oof ooo oop oot op- opc opd opf opo opp opt opy ot- otc otd otf oto otp ott otu ou- ouc oud ouf ouo oup out oyd oyo p-p pcc pcd pcf pco pcp pct pcu pdc pdd pdf pdo pdp pdt pdu pfc pfd pff pfo pfp pft pfu pfy poc pod pof poo pop pot pou poy ppc ppd ppf ppo ppp ppt ppu pt- ptc ptd ptf pto ptp ptt ptu pty puc pud puf pup put puu puy py- pyc pyd pyf pyo pyt pyu tcc tcd tcf tco tcp tct tcu tdc tdd tdf tdo tdp tdt tdu tdy tfc tfd tff tfo tfp tft tfu to- toc tod tof too top tot tou toy tpc tpd tpf tpo tpp tpt tpu ttc ttd ttf tto ttp ttt ttu tty tuc tud tuf tuo tup tut tuu tuy tyc tyd tyf tyo typ tyt ucc ucd ucf uco ucp uct ucu udc udd udf udo udp udt udu ufc ufd uff ufo ufp uft ufu uoc uod uoo uop uot up- upc upd upf upo upp upt upu utc utd utf uto utp utt utu uty uuc uut uuu uyc uyo uyu ycc ycd ycf yco ycp ycu ycy ydo ydt ydy yfc yfd yff yft yfu yoc yod yof yoo yop yot you yoy ypd ypf ypo ypu ytc ytd ytf yto ytp ytt ytu yud yuo yup yut yuu yuy yyc yyf yyt yyu yyy