-al -er -ol a-a aaa aae aak aal aao aar aea aee aek ael aeo aer aka ake akk akl ako akr al- ala ale alk all alo alr aoa aoe aok aol aoo aor ar- ara are ark arl aro arr eaa eae eak eal eao ear eea eee eek eel eeo eer eka eke ekl eko ekr ela ele elk ell elo elr eo- eoa eoe eok eol eoo eor era ere erk erl ero err ka- kaa kae kak kal kao kar ke- kea kee kek kel keo ker kke kkk kkl kkr kl- kla klo klr koa koe kok kol koo kor kra krk krl kro krr la- laa lae lak lal lao lar lea lee lek lel leo ler lka lkl lkr lla lle llk lll llo llr loa loe lok lol loo lor lra lrk lro lrr oaa oae oak oal oao oar oea oee oel oeo oer oka oke okk okl oko okr ola ole olk oll olo oo- ooa ook ool ooo oor or- ora ore ork orl oro orr ra- raa rae rak ral rao rar re- rea ree rek rel reo rer rke rkk rko rla rle rll rlo rlr roa roe rok rol roo ror rra rrk rrl rrr