-up a-a a-b a-z aaa aab aag aao aap aau aay aaz ab- aba abb abg abo abp abu aby abz ag- aga agb agg ago agp agu agy agz aoa aob aog aoo aop aou ap- apa apb apg apo app apu apy au- aua aub aug auo aup auz ay- aya ayo ayp ayu ayz az- aza azb azg azo azp azu azy azz b-p b-u baa bab bag bao bap bau bay baz bba bbb bbg bbo bbp bbu bby bga bgb bgg bgo bgp bgu bgz boa bob bog boo bop bou boy boz bpa bpb bpg bpo bpp bpu bpy bua bub bug buo bup buu buy buz by- bya byg byo byp byu byz bza bzo bzp bzu bzz g-p gaa gab gag gao gap gau gay gaz gba gbg gbo gbp gbu gby gbz gga ggb ggg ggo ggp ggu ggz goa gob gog goo gop gou goy goz gpa gpb gpg gpo gpp gpu gpz gu- gua gub gug guo gup guu guy guz gy- gya gyb gyo gyp gza gzo gzp gzu oaa oab oag oao oap oau ob- oba obb obg obo obp obu oby oga ogg ogo ogp ogy oo- ooa oob oog ooo oop op- opa opb opg opo opp opy ou- oua ouo oup oya oyo oza ozo ozu ozz p-p paa pab pag pao pap pau pay paz pba pbb pbg pbo pbp pbu pby pbz pga pgb pgg pgo pgp pgy poa pob pog poo pop pou poy poz ppa ppb ppg ppo ppp ppu ppz pua pub pug pup puu puy puz py- pya pyb pyg pyo pyu pzp ua- uaa uab uag uao uap uau uay uaz uba ubb ubg ubo ubp ubu uby uga ugb ugg ugo ugp ugu uoa uob uog uoo uop up- upa upb upg upo upp upu upz uua uug uuu uyo uyu uza uzb uzo uzu yaa yab yag yao yap yau yay yaz ybg ybp yby ybz yga ygo yob yog yoo yop you yoy ypa ypg ypo ypu yua yug yuo yup yuu yuy yyb yyg yyu yyy yyz yzb yzu yzy z-g zaa zab zag zao zap zay zaz zbb zby zgb zgg zo- zoa zob zog zoo zou zpg zpo zpp zpu zub zug zuz zzy zzz