-al -er -up a-a a-b aaa aab aae aak aal aap aar aau ab- aba abb abe abk abl abp abr abu aea aeb aee aek ael aep aer aeu aka akb ake akk akl akp akr aku al- ala alb ale alk all alp alr alu ap- apa apb ape apk apl app apr apu ar- ara arb are ark arl arp arr aru au- aua aub aue auk aul aup aur b-p b-u baa bab bae bak bal bap bar bau bba bbb bbe bbk bbl bbp bbr bbu be- bea beb bee bek bel bep ber beu bka bkb bke bkk bkl bkp bkr bla blb ble blk bll blp blr blu bpa bpb bpe bpl bpp bpr bpu bra brb bre brk brl brp brr bru bua bub bue buk bul bup bur buu eaa eab eae eak eal eap ear eau eba ebb ebe ebk ebl ebp ebr ebu eea eeb eee eek eel eep eer eka ekb eke ekl ekp ekr eku ela elb ele elk ell elp elr elu ep- epa epb epe epl epp epr epu era erb ere erk erl erp err eru eu- eua eub eue eul eup eur ka- kaa kab kae kak kal kap kar kau kba kbb kbe kbk kbl kbp kbr kbu ke- kea keb kee kek kel kep ker kkb kke kkk kkl kkp kkr kku kl- kla klb klr klu kpa kpe kpk kpl kpp kpr kpu kra krk krl krp krr kru kub kue kuk kul kup kur kuu l-p la- laa lab lae lak lal lap lar lau lba lbb lbe lbk lbl lbp lbr lbu lea leb lee lek lel lep ler leu lka lkb lkl lkp lkr lla llb lle llk lll llp llr llu lpa lpb lpe lpk lpl lpp lpr lpu lra lrb lrk lrp lrr lru lua lub lue luk lul lup lur luu p-p paa pab pae pak pal pap par pau pba pbb pbe pbk pbl pbp pbr pbu pea peb pee pek pel pep per peu pka pkb pke pkl pkp pkr pku pla plb ple plk pll plp plr plu ppa ppb ppe ppk ppl ppp ppr ppu pra prb pre prk prl prp prr pru pua pub pue puk pul pup pur puu ra- raa rab rae rak ral rap rar rau rba rbb rbe rbk rbl rbp rbr rbu re- rea reb ree rek rel rep rer reu rkb rke rkk rkp rku rla rle rll rlp rlr rlu rpa rpb rpe rpk rpl rpp rpr rpu rra rrb rrk rrl rrp rrr rru rua rub rue ruk rup rur ruu ua- uaa uab uae uak ual uap uar uau uba ubb ube ubk ubl ubp ubr ubu uea ueb uee uel uep uer uka ukb uke ukk ukl ukp ukr uku ula ulb ule ulk ull ulp ulr ulu up- upa upb upe upk upp upr upu ur- ura urb ure urk url urp urr uru uua uue uur uuu