-up a-a a-b aaa aab aad aap aar aas aau aay ab- aba abb abd abp abr abs abu aby ad- ada adb add adp adr ads adu ady ap- apa apb apd app apr aps apu apy ar- ara arb ard arp arr ars aru ary as- asa asb asd asp asr ass asu asy au- aua aub aud aup aur aus ay- aya ayd ayp ayr ays ayu b-p b-u baa bab bad bap bar bas bau bay bba bbb bbd bbp bbr bbs bbu bby bda bdb bdd bdp bdr bds bdu bdy bpa bpb bpd bpp bpr bps bpu bpy bra brb brd brp brr brs bru bry bsa bsb bsd bsp bsr bss bsu bsy bua bub bud bup bur bus buu buy by- bya byd byp byr bys byu daa dab dad dap dar das dau day dba dbb dbd dbp dbr dbs dbu dby dda ddb ddd ddp ddr dds ddu ddy dpa dpb dpd dpp dpr dps dpu dra drb drd drp drr drs dru dry dsa dsb dsd dsp dsr dss dsu dsy dua dub dud dup dur dus duy dy- dya dyb dyd dyp dyr dys dyu dyy p-p paa pab pad pap par pas pau pay pba pbb pbd pbp pbr pbs pbu pby pda pdb pdd pdp pdr pds pdu ppa ppb ppd ppp ppr pps ppu pra prb prd prp prr prs pru pry ps- psa psb psd psp psr pss psu psy pua pub pud pup pur pus puu puy py- pya pyb pyd pyr pys pyu ra- raa rab rad rap rar ras rau ray rba rbb rbd rbp rbr rbs rbu rda rdb rdd rdp rdr rds rdu rdy rpa rpb rpd rpp rpr rps rpu rra rrb rrd rrp rrr rrs rru rsa rsb rsd rsp rsr rss rsu rua rub rud rup rur rus ruu ruy ry- rya ryd ryr rys ryu ryy saa sab sad sap sar sas sau say sba sbb sbd sbp sbr sbs sbu sby sda sdb sdd sdp sdr sds sdu sdy spa spb spd spp spr sps spu spy sr- sra srb srd srp srr srs sry ss- ssa ssb ssd ssp ssr sss ssu sua sub sud sup sur sus suu suy sy- sya syb syd syp syr sys syu ua- uaa uab uad uap uar uas uau uay uba ubb ubp ubr ubs ubu uby uda udb udd udp udr uds udu up- upa upb upd upp upr ups upu ur- ura urb urd urp urr urs uru ury usa usb usd usp usr uss usu uua uur uus uuu uys uyu yaa yab yad yap yar yas yau yay ybp ybr ybs yby yda yds ydy ypa ypd yps ypu yra yrp yrs yru ysa ysb ysp ysr yss ysu ysy yua yud yup yur yus yuu yuy yyb yys yyu yyy