-ey -up a-a a-b aaa aab aae aap aau aay ab- aba abb abe abp abu aby aea aeb aee aep aeu aey ap- apa apb ape app apu apy au- aua aub aue aup ay- aya aye ayp ayu b-p b-u baa bab bae bap bau bay bba bbb bbe bbp bbu bby be- bea beb bee bep beu bey bpa bpb bpe bpp bpu bpy bua bub bue bup buu buy by- bya bye byp byu eaa eab eae eap eau eba ebb ebe ebp ebu eby eea eeb eee eep eey ep- epa epb epe epp epu eu- eua eub eue eup eya eye eyp p-p paa pab pae pap pau pay pba pbb pbe pbp pbu pby pea peb pee pep peu pey ppa ppb ppe ppp ppu pua pub pue pup puu puy py- pya pyb pye pyu ua- uaa uab uae uap uau uay uba ubb ube ubp ubu uby uea ueb uee uep uey up- upa upb upe upp upu uua uue uuu uyu yaa yab yae yap yau yay ybe ybp yby yea yeb yee yep yey ypa ypu yua yue yup yuu yuy yyb yye yyu yyy