-er -ol ddd dde ddh ddi ddk ddl ddn ddo ddr de- ded dee deh dei dek del den deo der dh- dhd dhe dhh dhi dhk dhl dho dhr di- did die dih dii dik dil din dio dir dke dki dkk dkl dko dkr dl- dld dle dlh dli dlk dll dlo dlr dnd dne dnh dni dnk dnl dnn dno dnr dod doe doh doi dok dol don doo dor drd dre dri drk drl drn dro drr ed- edd ede edh edi edk edl edn edo edr eed eee eek eel een eeo eer ehd ehe ehh ehi ehl ehn eho ehr eid eie eii eik eil ein eio eir ekd eke ekh eki ekl eko ekr eld ele elh eli elk ell eln elo elr en- end ene enh eni enk enl enn eno enr eo- eod eoe eoh eoi eok eol eon eoo eor erd ere erh eri erk erl ern ero err h-i hdd hde hdh hdi hdk hdl hdn hdo hdr he- hed hee heh hei hek hel hen heo her hhd hhe hhh hhi hhk hhl hhn hho hhr hid hie hih hii hik hil hin hio hir hkd hkh hki hkk hkl hkn hko hkr hld hle hlh hli hll hln hlo hlr hnd hne hnh hnk hnl hnn hno hod hoe hoh hoi hok hol hon hoo hor hr- hrd hre hrh hri hrk hrl hrn hro hrr i-d idd ide idh idi idk idl idn ido idr ie- ied iee iei iek iel ien ier ihd ihe ihh ihi ihk ihl ihn iho ihr iid iie iih iii iil iin iio iir ike iki ikk ikl iko ikr il- ild ile ilh ili ilk ill iln ilo ilr in- ind ine inh ini ink inl inn ino inr io- iod ioe ioh ioi iol ion ioo ior ir- ird ire iri irk irl irn iro irr kde kdh kdk kdl kdo kdr ke- ked kee keh kei kek kel ken keo ker khe khh khi khk khn kho khr kid kie kih kii kik kil kin kio kir kke kkh kki kkk kkl kkn kkr kl- kld klh kli klo klr kn- knd kne kni knk knl knn kno knr kod koe koh koi kok kol kon koo kor krd kri krk krl krn kro krr ldd lde ldh ldi ldk ldl ldn ldo ldr led lee leh lei lek lel len leo ler lhd lhh lhi lhk lho lhr lid lie lih lii lik lil lin lio lir lkh lkl lkr lld lle lli llk lll lln llo llr lnd lne lnh lni lnk lnl lnn lno lnr lod loe loh loi lok lol lon loo lor lrd lrh lri lrk lrn lro lrr n-i ndd nde ndh ndi ndk ndl ndn ndo ndr ne- ned nee neh nei nek nel nen neo ner nhd nhe nhh nhi nhk nhl nhn nhr nid nie nih nii nik nil nin nio nir nke nki nkk nkn nko nkr nld nle nlh nli nlk nll nln nlo nlr nne nnh nni nnk nnl nnn nno no- nod noe noh noi nok nol non noo nor nrd nre nri nrk nrl nrn nro nrr o-i odd ode odh odi odl odn odo odr oed oee oeh oei oel oen oeo oer ohd ohe ohh ohi ohl ohn oho ohr oid oie oii oik oil oin oio oir okd oke oki okk okl oko okr old ole oli olk oll oln olo on- ond one onh oni onk onl onn ono onr oo- ood ooh ooi ook ool oon ooo oor or- ord ore orh ori ork orl orn oro orr rdd rde rdh rdi rdl rdn rdo rdr re- red ree reh rei rek rel ren reo rer rh- rhd rhe rhh rhi rhl rhn rho rhr rid rie rih rii rik ril rin rio rir rke rkk rko rld rle rlh rli rll rln rlo rlr rnd rnh rni rnn rno rnr rod roe roh roi rok rol ron roo ror rrd rrh rri rrk rrl rrn rrr