-er -ol eee eek eel een eeo eer ehe ehh ehl ehn eho ehr eke ekh ekl eko ekr ele elh elk ell eln elo elr en- ene enh enk enl enn eno enr eo- eoe eoh eok eol eon eoo eor ere erh erk erl ern ero err he- hee heh hek hel hen heo her hhe hhh hhk hhl hhn hho hhr hkh hkk hkl hkn hko hkr hle hlh hll hln hlo hlr hne hnh hnk hnl hnn hno hoe hoh hok hol hon hoo hor hr- hre hrh hrk hrl hrn hro hrr ke- kee keh kek kel ken keo ker khe khh khk khn kho khr kke kkh kkk kkl kkn kkr kl- klh klo klr kn- kne knk knl knn kno knr koe koh kok kol kon koo kor krk krl krn kro krr lee leh lek lel len leo ler lhh lhk lho lhr lkh lkl lkr lle llk lll lln llo llr lne lnh lnk lnl lnn lno lnr loe loh lok lol lon loo lor lrh lrk lrn lro lrr ne- nee neh nek nel nen neo ner nhe nhh nhk nhl nhn nhr nke nkk nkn nko nkr nle nlh nlk nll nln nlo nlr nne nnh nnk nnl nnn nno no- noe noh nok nol non noo nor nre nrk nrl nrn nro nrr oee oeh oel oen oeo oer ohe ohh ohl ohn oho ohr oke okk okl oko okr ole olk oll oln olo on- one onh onk onl onn ono onr oo- ooh ook ool oon ooo oor or- ore orh ork orl orn oro orr re- ree reh rek rel ren reo rer rh- rhe rhh rhl rhn rho rhr rke rkk rko rle rlh rll rln rlo rlr rnh rnn rno rnr roe roh rok rol ron roo ror rrh rrk rrl rrn rrr