-up a-a a-b aaa aab aad aap aar aau aay ab- aba abb abd abp abr abu aby ad- ada adb add adp adr adu ady ap- apa apb apd app apr apu apy ar- ara arb ard arp arr aru ary au- aua aub aud aup aur ay- aya ayd ayp ayr ayu b-p b-u baa bab bad bap bar bau bay bba bbb bbd bbp bbr bbu bby bda bdb bdd bdp bdr bdu bdy bpa bpb bpd bpp bpr bpu bpy bra brb brd brp brr bru bry bua bub bud bup bur buu buy by- bya byd byp byr byu daa dab dad dap dar dau day dba dbb dbd dbp dbr dbu dby dda ddb ddd ddp ddr ddu ddy dpa dpb dpd dpp dpr dpu dra drb drd drp drr dru dry dua dub dud dup dur duy dy- dya dyb dyd dyp dyr dyu dyy p-p paa pab pad pap par pau pay pba pbb pbd pbp pbr pbu pby pda pdb pdd pdp pdr pdu ppa ppb ppd ppp ppr ppu pra prb prd prp prr pru pry pua pub pud pup pur puu puy py- pya pyb pyd pyr pyu ra- raa rab rad rap rar rau ray rba rbb rbd rbp rbr rbu rda rdb rdd rdp rdr rdu rdy rpa rpb rpd rpp rpr rpu rra rrb rrd rrp rrr rru rua rub rud rup rur ruu ruy ry- rya ryd ryr ryu ryy ua- uaa uab uad uap uar uau uay uba ubb ubp ubr ubu uby uda udb udd udp udr udu up- upa upb upd upp upr upu ur- ura urb urd urp urr uru ury uua uur uuu uyu yaa yab yad yap yar yau yay ybp ybr yby yda ydy ypa ypd ypu yra yrp yru yua yud yup yur yuu yuy yyb yyu yyy