-al -er -ol a-a aaa aad aae aak aal aao aap aar aav ad- ada add ade adk adl ado adp adr adv aea aed aee aek ael aeo aep aer aev aka akd ake akk akl ako akp akr akv al- ala ald ale alk all alo alp alr alv aoa aod aoe aok aol aoo aop aor aov ap- apa apd ape apk apl apo app apr apv ar- ara ard are ark arl aro arp arr arv av- ava avd ave avk avl avo avp avr daa dad dae dak dal dao dap dar dav dda ddd dde ddk ddl ddo ddp ddr de- dea ded dee dek del deo dep der dev dka dke dkk dkl dko dkp dkr dl- dla dld dle dlk dll dlo dlp dlr dlv doa dod doe dok dol doo dop dor dov dpa dpd dpe dpk dpl dpo dpp dpr dpv dra drd dre drk drl dro drp drr drv dva dvd dve dvk dvl dvp dvr eaa ead eae eak eal eao eap ear eav ed- eda edd ede edk edl edo edp edr eea eed eee eek eel eeo eep eer eev eka ekd eke ekl eko ekp ekr ekv ela eld ele elk ell elo elp elr elv eo- eoa eod eoe eok eol eoo eop eor ep- epa epd epe epl epo epp epr era erd ere erk erl ero erp err erv eva evd eve evl evo evp evr evv ka- kaa kad kae kak kal kao kap kar kav kda kde kdk kdl kdo kdp kdr ke- kea ked kee kek kel keo kep ker kev kke kkk kkl kkp kkr kkv kl- kla kld klo klr klv koa kod koe kok kol koo kop kor kpa kpd kpe kpk kpl kpo kpp kpr kpv kra krd krk krl kro krp krr krv kva kvk kvo kvp kvr kvv l-p la- laa lad lae lak lal lao lap lar lav lda ldd lde ldk ldl ldo ldp ldr ldv lea led lee lek lel leo lep ler lev lka lkl lkp lkr lla lld lle llk lll llo llp llr llv loa lod loe lok lol loo lop lor lov lpa lpd lpe lpk lpl lpo lpp lpr lpv lra lrd lrk lro lrp lrr lrv lva lvd lve lvl lvp lvr lvv oaa oad oae oak oal oao oap oar oav oda odd ode odl odo odp odr odv oea oed oee oel oeo oep oer oka okd oke okk okl oko okp okr ola old ole olk oll olo olp oo- ooa ood ook ool ooo oop oor oov op- opa opd ope opk opl opo opp opr opv or- ora ord ore ork orl oro orp orr orv ov- ova ovd ove ovl ovo ovp ovv p-p paa pad pae pak pal pao pap par pav pda pdd pde pdk pdl pdo pdp pdr pdv pea ped pee pek pel peo pep per pev pka pkd pke pkl pko pkp pkr pla pld ple plk pll plo plp plr plv poa pod poe pok pol poo pop por pov ppa ppd ppe ppk ppl ppo ppp ppr ppv pra prd pre prk prl pro prp prr prv pva pvd pve pvk pvl pvo pvp pvr pvv ra- raa rad rae rak ral rao rap rar rav rda rdd rde rdl rdo rdp rdr rdv re- rea red ree rek rel reo rep rer rev rke rkk rko rkp rkv rla rld rle rll rlo rlp rlr roa rod roe rok rol roo rop ror rov rpa rpd rpe rpk rpl rpo rpp rpr rpv rra rrd rrk rrl rrp rrr rva rvd rve rvl rvo rvp rvr rvv v-a v-e vaa vad vae vak val vao vap var vav vdd vde vdk vdl vdo vdp vdr vdv vea ved vee vek vel veo vep ver vka vkp vl- vla vld vle vlk vll vlo vlp vlv voa vod voe vok vol voo vop vor vov vpa vpd vpe vpk vpl vpo vpp vpr vra vrd vre vrk vrp vrr vva vvo vvr vvv